[Event "?"] [Site "?"] [Date "2021.11.03"] [Round "?"] [White "Budapest Gambit, Fajarowicz"] [Black "Variation"] [Result "*"] [ECO "A51/01"] [Annotator "Iccf GM Matjaz Pirs,3700X"] [PlyCount "77"] {[%evp 0,77,19,31,14,-14,10,25,26,33,84,73,73,56,87,97,89,90,58,62,67,94,94,98, 98,98,105,105,103,103,98,87,133,118,94,92,101,89,82,83,82,92,86,85,96,90,93,93, 88,91,91,91,96,90,91,96,98,96,99,90,96,89,99,99,98,96,96,106,164,163,155,155, 155,155,155,117,143,117,115,142]} 1. d4 (1. c4 e5 2. Nc3 Nf6 3. d4 exd4 4. Qxd4 Nc6 5. Qd1 (5. Qe3+ Be7 6. Nd5 (6. h4 Nb4 7. Qd2 d5 8. cxd5 Nfxd5 9. Nxd5 Nxd5 10. Nf3 Bb4 11. e4 Bxd2+ 12. Bxd2 Nf6 13. Rd1 Be6 14. Ne5 Nd7 15. Bf4 O-O 16. Be2 Qe7 17. Nxd7 Bxd7 {Jones,M (1449)-Soar,T (1610) ICCF 2021 0-1 (35)}) 6... O-O 7. Bd2 (7. Nf3 Re8 8. Bd2 b6 9. Qf4 Nxd5 10. cxd5 Bd6 11. Qc4 Ne5 12. Nxe5 Bxe5 13. Bc3 Bb7 14. Bxe5 Rxe5 15. Rc1 Rc8 16. Rd1 c6 17. d6 c5 18. Qa4 a6 { Jezek,O (1705)-Volf,M (1964) ICCF 2013 0-1 (29)}) (7. Nxe7+ Nxe7 8. b3 d5 9. Bb2 Nf5 10. Qf4 Qe7 11. Nf3 dxc4 12. Qxc4 Be6 13. Qc2 Rfd8 14. Rc1 c6 15. e3 Nh4 16. Ng5 Bg4 17. h3 Bf5 18. Qc5 Qd7 {Stankus,V (1864)-Fichtner,B ICCF 2004 1/2-1/2 (43)}) 7... Nxd5 8. cxd5 Nb4 9. Qb3 a5 10. e4 a4 11. Qc4 b5 12. Qc1 c6 13. a3 Na6 14. dxc6 Nc5 15. cxd7 Qxd7 16. Qc2 Bb7 {Michas,J (1709)-Papenfuß,I (2447) ICCF 2021 0-1 (36)}) (5. Qd3 d5 (5... Bb4 6. Nf3 d5 7. Bd2 Be6 8. cxd5 Nxd5 9. h4 Nxc3 10. bxc3 Ba5 11. e3 Qf6 12. Nd4 O-O 13. Qb5 Rad8 14. Qxb7 Nxd4 15. cxd4 Bxd2+ 16. Kxd2 Qxf2+ 17. Be2 {Kanzian,R-Zsifkovits,R (2260) ICCF 2014 0-1}) (5... Be7 6. Nf3 O-O 7. g3 d6 8. Bg2 Bg4 9. O-O Re8 10. h3 Bh5 11. Be3 Bg6 12. Qd1 Qd7 13. Nd5 Nxd5 14. cxd5 Ne5 15. Nxe5 dxe5 16. d6 Bxd6 17. Bxb7 { Liles,C (1553)-Hughes,D (1690) ICCF 2017 1-0}) 6. cxd5 (6. Nxd5 Nxd5 7. cxd5 Nb4 8. Qc4 b5 9. Qxb5+ c6 10. Qc4 cxd5 11. Qc3 Be6 12. a3 d4 13. Qd2 Qb6 14. Qd1 Rc8 15. axb4 Rxc1 16. Rxc1 Bxb4+ 17. Rc3 dxc3 {Molnar,T (1641)-Jones,C (1503) ICCF 2017 0-1}) 6... Nb4 7. Qb1 (7. Qd2 Bf5 8. Qf4 Nc2+ 9. Kd1 Nxd5 10. Qxf5 Nde3# {0-1 (10) Reyes,S (1483)-Astudillo Sandoval,I ICCF 2020}) 7... Nbxd5 8. e4 Nxc3 9. bxc3 Bd6 10. Be3 Qe7 11. f3 Nd5 12. Bd4 O-O 13. Qb5 c5 14. Rd1 Nc7 15. Qd3 cxd4 16. Qxd4 Bc5 {Brião,P (1863)-Kadochnikov,L (2202) ICCF 2019 0-1 (26)}) 5... Bb4 (5... Be7 6. Nf3 d6 7. Nd5 Bf5 8. e3 O-O 9. Bd3 Bxd3 10. Qxd3 h6 11. O-O Re8 12. b3 a5 13. Bb2 Nxd5 14. cxd5 Nb4 15. Qc3 Bf6 16. Qd2 Bxb2 17. Qxb2 {Harris,S (1533)-Peedikakkandy,S ICCF 2018 1-0 (25)}) (5... h6 6. a3 a5 7. e3 Bc5 8. Nf3 O-O 9. b3 Re8 10. Be2 d6 11. Qc2 Bg4 12. Bb2 Qe7 13. h3 Bh5 14. Nh4 Bxe2 15. Nf5 Qf8 16. Nxe2 Ne5 17. O-O {Dutra,A (2439)-Gérard,A (1934) ICCF 2014 1-0 (36)}) 6. Bd2 (6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Ne4 9. g3 Qf6 10. Bb2 Ne5 11. c5 Nxc3 {0-1 (11) Dacal Mendes,J (1562)-Yatsenko,V ICCF 2014}) (6. Bg5 Bxc3+ 7. bxc3 h6 8. Bxf6 Qxf6 9. Qc2 d6 10. e3 O-O 11. Nf3 Bf5 12. Bd3 Nb4 13. Qd1 Nxd3+ 14. Ke2 d5 15. Qb3 Nc5 16. Qa3 Bd3+ 17. Ke1 dxc4 { Ptácek,J (1763)-Sýkora,J (2416) ICCF 2017 0-1}) (6. Nf3 O-O 7. Bf4 d5 8. Qd3 Be6 9. cxd5 Nxd5 10. Ng5 g6 11. Bd2 Bxc3 12. Nxe6 Bxd2+ 13. Qxd2 fxe6 14. e4 Nf6 15. f3 Qxd2+ 16. Kxd2 Rfd8+ 17. Ke2 e5 {Rieger,E-Ménétrier,J ICCF 2018 1/ 2-1/2 (42)}) 6... O-O (6... d6 7. Nd5 Bxd2+ 8. Qxd2 Nxd5 9. cxd5 Ne7 10. e4 a6 11. Nf3 h6 12. Be2 Bg4 13. Nd4 Bxe2 14. Qxe2 O-O 15. O-O Ng6 16. Qd2 Ne5 17. b3 Qh4 18. Qe3 {Åsten,E (1725)-Winkler,E (1784) ICCF 2015 1-0 (38)}) 7. a3 (7. Nf3 Re8 (7... d6 8. e3 Bf5 9. Be2 Re8 10. O-O a5 11. a3 Bxc3 12. Bxc3 Ne4 13. Rc1 a4 14. Bd3 Bg6 15. Qc2 Qe7 16. Rfe1 Kf8 17. h3 Kg8 18. Ne5 Nxe5 19. Bxe4 { Sifré Calafat,F (1823)-Aymard,M (2030) ICCF 2011 1/2-1/2 (57)}) 8. e3 a5 9. a3 Bxc3 10. Bxc3 Ne4 11. Qd3 b6 12. Be2 d6 13. O-O Bb7 14. Nd2 Ne5 15. Qc2 Nxc3 16. Qxc3 f5 17. f4 Ng4 18. Bxg4 fxg4 {Sumny,M (1537)-Graham,S ICCF 2019 1-0 (27)}) (7. g3 Ne5 8. Bg2 d6 9. Qb3 a5 10. O-O-O Be6 11. Nd5 c6 12. Nxb4 axb4 13. Bf4 Nxc4 14. Nf3 Qb6 15. Nd4 Nxb2 16. Nxe6 Nxd1 17. Rxd1 Ra3 18. Qb2 fxe6 { Cardoso Contreras,S (2006)-Corujedo Hernández,R (2414) ICCF 2007 0-1 (27)}) 7... Bxc3 8. Bxc3 Ne4 9. Rc1 (9. Qc2 Re8 (9... Nxc3 10. Qxc3 d5 11. cxd5 Qxd5 12. Nf3 Bg4 13. Rd1 Qh5 14. h3 Rfe8 15. Rd3 Bxf3 16. gxf3 Ne5 17. Re3 Rad8 18. Rg1 Qf5 19. Re4 Re6 20. Qxc7 Nxf3+ 21. exf3 {Peperko,G-Osintsev,A ICCF 2007 0-1 }) 10. e3 d5 11. Rd1 Nxc3 12. Qxc3 d4 13. Qc1 Bg4 14. f3 Qh4+ 15. g3 Qf6 16. fxg4 Rxe3+ 17. Be2 Rae8 18. Qc2 Ne5 19. h3 d3 20. Rxd3 Nxd3+ {Matos,V-Rusznák, Z (1934) ICCF 2019 0-1}) 9... d6 10. g3 Re8 11. Bg2 Nxc3 12. Rxc3 Bg4 13. Nf3 Qf6 14. O-O Re7 15. h3 Bd7 16. e3 Rae8 17. Rc2 Qh6 18. h4 Qf6 19. Qc1 Bg4 20. Nh2 Bf5 21. Rd2 h6 22. b4 Ne5 23. c5 dxc5 24. e4 Be6 25. Qxc5 b6 26. Qc3 { 1/2-1/2 (26) Ottesen,S (2365)-Cañamas Soler,J (2316) ICCF 2017 Budapest Gambit, Fajarowicz-Variation}) 1... Nf6 2. c4 e5 {[%csl Gb2,Rc2,Gc3,Rd3,Gd4, Ge3,Re4,Gf2,Rf3,Rg2][%CAl Gd4e5,Gf6g7,Gf6g5,Ge5f4,Gc1g5,Gc4d5,Gc4b5]} 3. dxe5 ( 3. e3 Bb4+ (3... exd4 4. Qxd4 Nc6 5. Qd3 (5. Qd1 d5 6. a3 a5 7. Nf3 dxc4 8. Qxd8+ Kxd8 9. Bxc4 Ke8 10. O-O Bc5 11. Nc3 Ke7 12. Nb5 Bb6 13. Rd1 Bf5 14. b3 Rhd8 15. Bb2 h6 16. Nbd4 Nxd4 {Barton,G-Yonkers,J (1845) ICCF 2018 1-0 (51)}) 5... d5 6. Nf3 Be6 7. Qb3 Ne4 8. a3 Nc5 9. Qc2 dxc4 10. Bxc4 Bxc4 11. Qxc4 Na5 12. Qa2 Nd3+ 13. Ke2 Qd6 14. Rd1 Rd8 15. Nd4 {Cunningham,J-Tafner,E (1790) ICCF 2018 0-1 (59)}) (3... Nc6 4. d5 Bb4+ (4... Na5 5. Bd2 Nxc4 6. Bxc4 Bc5 7. Qc2 g6 8. Nf3 O-O 9. Nxe5 d6 10. Nd3 c6 11. Nxc5 dxc5 12. dxc6 Bf5 13. Qc1 b5 14. c7 Qxc7 15. Bxb5 a6 16. Be2 {Campani,P (1454)-Anderson,L (832) ICCF 2018 1-0 (27)}) 5. Bd2 Bxd2+ 6. Nxd2 Nb4 7. a3 Na6 8. b4 d6 9. Bd3 O-O 10. e4 c5 11. b5 Nc7 12. Ne2 Re8 13. Ng3 Bd7 14. a4 b6 15. O-O {Saxena,D (1773)-Scragg,C ICCF 2012 1-0 (36)}) (3... e4 4. Nc3 d5 5. cxd5 Nxd5 6. Nxe4 Bb4+ 7. Bd2 O-O 8. Bxb4 Re8 9. Ba3 Rxe4 10. Bd3 Rg4 11. g3 Qe8 12. Nf3 f5 13. Ne5 Rg5 14. Be2 Nc6 15. h4 {MacGregor,C (1818)-Herrera,P (1914) ICCF 2012 1-0 (30)}) 4. Bd2 (4. Nc3 exd4 5. Qxd4 Nc6 6. Qh4 Bxc3+ 7. bxc3 Qe7 8. f3 d6 9. Qf2 Be6 10. Ba3 Ne5 11. Be2 Nxc4 12. Bxc4 Bxc4 13. Nh3 O-O 14. O-O-O c5 15. e4 b6 {Schuttenhelm,L (1705)-White,R (1717) ICCF 2016 0-1 (35)}) 4... Bxd2+ 5. Nxd2 (5. Qxd2 exd4 6. exd4 O-O 7. Nf3 (7. Be2 Ne4 8. Qe3 Re8 9. Qf4 Nc6 10. Nf3 g5 11. Nxg5 Qxg5 12. Qxg5+ Nxg5 13. Nc3 Nxd4 14. Rd1 Nxe2 15. Nxe2 Rb8 16. Rd2 Ne4 17. Rc2 d6 { Hardwick,M (1546)-Laine,E (1826) ICCF 2008 0-1 (33)}) 7... d5 8. a3 Re8+ 9. Be2 dxc4 10. O-O Nc6 11. Nc3 Bg4 12. d5 Ne7 13. Bxc4 Bxf3 14. gxf3 {1-0 (14) Shenker,S-Kommireddy,S ICCF 2020}) 5... exd4 (5... d6 6. Bd3 c6 7. Ne2 Nbd7 8. O-O O-O 9. Ng3 exd4 10. exd4 Re8 {Pajukari,S (1619)-Soar,T (1556) ICCF 2021}) 6. exd4 O-O 7. Ngf3 (7. Qc2 Re8+ 8. Be2 d5 9. O-O-O Nc6 10. Ndf3 Ne4 11. Bd3 Nb4 12. Qb3 Nxd3+ 13. Rxd3 dxc4 14. Qxc4 Nxf2 {0-1 (14) Andrianov,A-Oliynyk,V (2039) ICCF 2012}) (7. Bd3 Nc6 8. Ngf3 Re8+ 9. Kf1 d5 10. Rc1 dxc4 11. Rxc4 Be6 12. Ra4 a6 13. Ra3 Nxd4 14. Nxd4 Qxd4 15. Qc2 Rad8 16. Nf3 Qd5 17. Qxc7 Qxf3 18. Bxh7+ Kxh7 {Chugg,M (1505)-Clough,F (2025) ICCF 2014 0-1}) 7... Re8+ (7... Qe7+ 8. Qe2 Qb4 9. Qd3 Qxb2 10. Rb1 Qxa2 11. Be2 Re8 12. O-O Qa6 13. Nh4 d5 14. Bf3 Nc6 15. Ra1 Qb6 16. Rfb1 Qxd4 17. Qxd4 Nxd4 18. cxd5 g5 19. Ra4 {Barros,L (1725)-Chlewicki,G ICCF 2011 0-1 (38)}) 8. Be2 Qe7 9. a3 (9. Ne5 d6 (9... c5 10. O-O d6 11. Nxf7 Qxf7 12. d5 Qg6 13. Re1 Bh3 14. Bf3 Nbd7 15. Rxe8+ Rxe8 16. g3 Ne5 17. Bg2 Bxg2 18. Kxg2 Nd3 19. b3 Ng4 20. Nf3 Rf8 {Williams,R (1434) -Fels,B (2196) ICCF 2014 0-1}) 10. O-O dxe5 11. d5 a5 12. Re1 Nbd7 13. Bf3 Qd6 14. Ne4 Nxe4 15. Bxe4 Nc5 16. Qh5 Nxe4 17. Rxe4 Qg6 18. Qxg6 hxg6 19. a4 Bf5 20. Re3 f6 {Williams,R (1434)-Gérard,A (1934) ICCF 2014 0-1 (36)}) (9. Rc1 d5 (9... Qb4 10. Rc2 d6 11. a3 Qb6 12. c5 dxc5 13. dxc5 Qe6 14. Nc4 Bd7 15. Nd4 Qe7 16. Na5 b6 17. c6 Be6 18. Nc4 Bxc4 19. Rxc4 Na6 20. O-O Rad8 21. Bf3 { MacGregor,C (1917)-Dorer,M (2354) ICCF 2010 0-1 (41)}) 10. Rc3 c5 11. Re3 Be6 12. O-O Nc6 13. Nb3 b6 14. dxc5 bxc5 15. cxd5 Nxd5 16. Re4 Nf6 17. Re3 Qc7 18. Qc2 Ng4 19. Re4 Nf6 20. Rh4 Bxb3 {Grinbergs,N-Piech,J ICCF 2016 1/2-1/2 (32)}) 9... d6 (9... d5 10. Ne5 c5 11. cxd5 Nxd5 12. Ndf3 cxd4 13. Qxd4 Nf6 14. O-O Nbd7 15. Nxd7 Bxd7 16. Rfe1 b6 17. Bc4 Qc5 18. Qxc5 bxc5 19. Ne5 Be6 20. Bb5 Red8 21. Rac1 Nd7 22. Bxd7 Bxd7 23. Rxc5 Re8 24. Rc7 Be6 25. h3 Rab8 26. b4 a6 27. Ra7 Bc4 28. Re3 Bb5 29. Rxf7 Rxe5 {0-1 (29) Metz,E-Lasley,M (1784) ICCF 2014 Budapest Gambit, Fajarowicz-Variation}) 10. Rc1 Bf5 11. Rc3 Nbd7 12. Re3 Qf8 13. Nh4 Bg6 14. Qb3 Rxe3 {Vainio,M (1893)-Hirsso,J (1947) ICCF 2010 1-0 (48)}) (3. Bg5 exd4 4. Qxd4 Be7 5. Nc3 (5. Nd2 Nc6 6. Qe3 O-O 7. O-O-O Re8 8. Ne4 Nxe4 9. Bxe7 Qxe7 10. Nf3 Nf6 11. Qxe7 Rxe7 12. e3 d6 13. Nd4 Nxd4 14. exd4 Bf5 15. Bd3 Bxd3 16. Rxd3 Rae8 {White,R (1729)-Pickering,P (1748) ICCF 2014 0-1 }) 5... d6 6. Nf3 O-O 7. Rd1 h6 8. Bc1 Nc6 9. Qd2 Bf5 10. e3 Ne4 11. Nxe4 Bxe4 12. Bd3 d5 13. a3 Bxf3 14. gxf3 Ne5 {Dobroruka,V (1952)-Chromczak,T (1964) ICCF 2020 1/2-1/2 (43)}) (3. d5 Bb4+ (3... Bc5 4. Nc3 (4. Bg5 Bxf2+ 5. Kxf2 Ng4+ 6. Ke1 Qxg5 7. Nf3 Qe3 8. Qd2 Qf2+ 9. Kd1 Ne3+ 10. Kc1 Nxf1 11. Qe1 Qxe1+ 12. Nxe1 Ne3 13. b3 d6 14. Kd2 Nf5 15. e4 Nd4 {Reyes Cortés,R (1681)-Valencia Ciordia,J (1645) ICCF 2017 0-1 (30)}) (4. h3 d6 5. Nc3 Bf5 6. e3 Nbd7 7. Nge2 Nb6 8. b3 Nbd7 9. Ng3 Bg6 10. Bd3 a6 11. Bxg6 hxg6 12. Nce4 Nxe4 13. Nxe4 Ba7 14. b4 f5 15. Ng3 Qe7 {Gosling,D (1502)-Dunn,J (1566) ICCF 2015 1/2-1/2 (32)}) 4... O-O (4... d6 5. e3 (5. h3 O-O 6. e4 a6 (6... Na6 7. Bd3 Bd7 8. Qf3 c6 9. Nge2 cxd5 10. cxd5 Nb4 11. Bb1 h6 12. a3 Na6 13. O-O Bb6 14. Bd2 Nc5 15. Bc2 a5 16. b4 axb4 17. axb4 Rxa1 18. Rxa1 {Glembek,B (2204)-Bystrický st.,K ICCF 2009 1-0 (32)}) (6... h6 7. Nf3 Nbd7 8. a3 a5 9. Be2 Nh5 10. O-O Qf6 11. Nh2 Ng3 12. Ng4 Qh4 13. Re1 f5 14. exf5 h5 15. Ne3 Nxf5 16. Bf3 Nd4 17. Be4 Rxf2 18. Bf3 {Humbert,P (1667)-Desquiens,S (1933) ICCF 2011 0-1}) 7. Bd3 Ne8 8. Nge2 f5 9. exf5 Bxf5 10. O-O Bxd3 11. Qxd3 Nd7 12. Ne4 Nef6 13. Ng5 e4 14. Qc2 Qe7 15. Ne6 e3 16. Bxe3 Bxe3 {Hardjo,R-Manurung,M ICCF 2019 1-0 (30)}) (5. e4 O-O ( 5... c6 6. Bg5 Nbd7 7. Bd3 h6 8. Bh4 Nf8 9. a3 a5 10. Nge2 Ng6 11. Bg3 Nh5 12. Na4 Ba7 13. dxc6 bxc6 14. b4 Nhf4 15. O-O h5 16. Bxf4 exf4 17. e5 {Krett,V (1616)-Maltais,C ICCF 2013 0-1 (35)}) 6. Bd3 (6. Nf3 c6 7. Be2 Bg4 8. O-O Nbd7 9. a3 cxd5 10. cxd5 Rc8 11. b4 Bxb4 12. axb4 Rxc3 13. Rxa7 Nxe4 14. Bb2 f5 15. Bxc3 Nxc3 16. Qd2 Nxe2+ 17. Qxe2 e4 {Carmo,L (1663)-Brião,P (1928) ICCF 2008 0-1}) 6... Ng4 7. Nh3 h6 8. Qf3 Qf6 9. Qxf6 Nxf6 10. Ng1 Ng4 11. Nd1 f5 12. exf5 e4 13. Bb1 Bxf5 14. Ne2 Nd7 15. O-O Ndf6 16. a3 Ne5 {Paravic,Z (2390) -Ketola,V (2430) ICCF 2006 0-1 (36)}) (5. g3 c6 (5... O-O 6. Bg2 h6 7. Nf3 a6 8. O-O Bd7 9. Qc2 b5 10. Nd2 b4 11. Nce4 Nxe4 12. Nxe4 Ba7 13. a3 f5 14. Nd2 a5 15. axb4 axb4 16. Nb3 Qe8 17. Ra5 {Wood,B (1807)-Tibbert,P (1794) ICCF 2017 1-0 (26)}) 6. Bg2 Qb6 7. e3 cxd5 8. Nxd5 Nxd5 9. cxd5 Qb4+ 10. Qd2 O-O 11. a3 Qb3 12. Ne2 Bb6 13. O-O Na6 14. Qc3 Nc5 15. Bd2 Bf5 16. Nc1 Qa4 {Secondi,A (1605)-Nicotera,A ICCF 2011 0-1}) (5. Bg5 Bxf2+ 6. Kd2 Bd4 7. Kc1 h6 8. Bd2 Ng4 9. Nh3 O-O 10. Qe1 c6 11. e3 Bxc3 12. Bxc3 cxd5 13. cxd5 Qb6 14. e4 f5 15. Bd3 fxe4 16. Qxe4 Bf5 {Gerbaudo,P-Pellen,M (1935) ICCF 2008 0-1}) (5. Qc2 c6 6. Nf3 O-O 7. Bg5 Nbd7 8. e4 h6 9. Bd2 cxd5 10. cxd5 Ng4 11. Nd1 Qb6 12. Bc3 f5 13. exf5 e4 14. Nh4 Nde5 15. Bxe5 Nxe5 16. Qxe4 g5 {Bahr,P (1932)-Tinture,L (2410) ICCF 2012 0-1}) 5... O-O (5... c6 6. e4 cxd5 7. cxd5 Ng4 8. Be3 Bxe3 9. fxe3 Nxe3 10. Qd2 Nxf1 11. Kxf1 Nd7 12. Rc1 O-O 13. Nf3 f5 14. Kf2 Nc5 15. Rhe1 Qb6 16. Kf1 fxe4 17. Nxe4 {Watson,W-Dunn,J (1644) ICCF 2013 0-1}) (5... Bg4 6. Be2 Qd7 7. h3 Bxe2 8. Ngxe2 c6 9. a3 cxd5 10. Nxd5 Nxd5 11. Qxd5 Qc6 12. Nc3 Nd7 13. b4 Bb6 14. Bb2 Rc8 15. Rd1 Qxc4 16. Qxd6 Qc7 17. Nb5 {Tibbert,P (1738) -Dunn,J (1662) ICCF 2014 1-0}) 6. Bd3 (6. a3 a5 (6... a6 7. e4 Ng4 8. Nh3 Qh4 9. Qe2 f5 10. g3 Qh5 11. f3 fxe4 12. Nxe4 Bd4 13. Bg2 Nf6 14. Nxf6+ Rxf6 15. Ng5 Nd7 16. Ne6 Rxe6 17. dxe6 {Reyes Cortés,R (1572)-Touriño Muxi,J (1685) ICCF 2018 0-1 (46)}) 7. Qd3 Re8 8. Qc2 Nbd7 9. Nge2 Nf8 10. Ng3 Ng6 11. Bd3 c6 12. O-O Bd7 13. Nce4 Nxe4 14. Nxe4 cxd5 15. Nxc5 dxc5 16. cxd5 b6 17. Bd2 Bc8 { Heineccius,A (1765)-Yeung,C (1723) ICCF 2010 1-0 (30)}) (6. Nf3 c6 7. Be2 cxd5 8. cxd5 a6 9. O-O Bf5 10. a3 b5 11. b4 Bb6 12. Bb2 Nbd7 13. Rc1 Rc8 14. Qd2 Ne4 15. Nxe4 Bxe4 16. Rxc8 Qxc8 17. Rc1 Qb7 {Tibbert,P (1759)-Rough,R (1900) ICCF 2010 1-0 (34)}) (6. Be2 Qd7 (6... e4 7. Qb3 Nbd7 8. Nh3 Ne5 9. Ng1 Bb6 10. Qc2 Bf5 11. Qd2 Qd7 12. h3 Ba5 13. f4 exf3 14. Nxf3 Ne4 15. a3 Nxd2 16. Bxd2 Nd3+ 17. Bxd3 Bxd3 18. b4 {Humbert,P (1667)-Desquiens,S (1933) ICCF 2011 0-1}) 7. Nf3 c6 8. O-O e4 9. Ne1 Na6 10. f3 Qe7 11. f4 Nc7 12. h3 Qd7 13. a3 cxd5 14. cxd5 a6 15. Nc2 b5 16. b4 Bb6 17. Kh2 Bb7 18. Nd4 Ncxd5 19. Nxd5 Nxd5 20. Bb2 Nxe3 21. Bg4 Nxd1 22. Bxd7 Nxb2 23. Nb3 Nc4 24. Bg4 d5 25. Be2 d4 26. Nc5 Bxc5 27. bxc5 Rac8 28. Bxc4 bxc4 29. Rab1 Bd5 30. Rb6 Rc6 31. Rbb1 Rxc5 32. Rfd1 d3 33. Kg1 e3 34. Rbc1 d2 35. Rc3 e2 {0-1 (35) Humbert,P-Leneveu,E ICCF 2011 Budapest Gambit, Fajarowicz-Variation}) (6. h3 Bb4 7. Qc2 c6 8. Bd2 Bxc3 9. bxc3 cxd5 10. cxd5 Nxd5 11. Bc4 Nb6 12. Ne2 Nxc4 13. e4 f5 14. Rd1 fxe4 15. Bc1 d5 16. Ng3 Be6 17. Nxe4 Bf5 {Humbert,P (1640)-Damarez,P ICCF 2012 0-1 (32)}) 6... c6 7. Nge2 cxd5 8. cxd5 a6 (8... Na6 9. Ng3 Bb4 10. O-O Nc5 11. a3 Bxc3 12. bxc3 Qa5 13. Qc2 Nxd3 14. Qxd3 Qxd5 15. Qxd5 Nxd5 16. Rd1 Be6 17. e4 Nxc3 18. Rxd6 Nb5 19. Rd2 Nd4 20. Rb1 {Dorado Martín,J (1722)-Wyder,B (1932) ICCF 2008 0-1 (55)}) 9. Ng3 Bg4 10. Qc2 a5 11. O-O Na6 12. a3 Bb6 13. Bd2 Nc5 14. Bb5 Bd7 15. Bxd7 Qxd7 16. b4 Na6 17. Qb1 Rfc8 18. Rc1 Bd8 19. h3 {1/2-1/2 (19) Stevens,M (1903)-Tedesco,M (1903) ICCF 2014 Budapest Gambit, Fajarowicz-Variation}) 5. g3 d6 6. Bg2 Bd7 7. Nf3 h6 8. O-O Re8 9. Nd2 c6 10. Nde4 Nxe4 11. Nxe4 cxd5 12. Nxc5 dxc5 13. cxd5 Na6 14. Be3 Rc8 15. d6 {Wood,B (1877)-MacMillen,A (1551) ICCF 2017 1-0 (37)}) 4. Bd2 Bc5 (4... a5 5. Nc3 d6 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 Nd7 9. e3 Ndc5 10. b4 axb4 11. Bxb4 Qf6 12. Qf3 Bf5 13. Bxc5 Nxc5 14. Ra1 e4 15. Qd1 Qc3+ 16. Ke2 {Leite,H (1399)-Matozo,P (2292) ICCF 2020 0-1}) (4... Bxd2+ 5. Nxd2 O-O (5... c5 6. e4 d6 7. Bd3 O-O 8. Ne2 Ng4 9. Ng3 Na6 10. h3 Nh6 11. a3 g6 12. O-O f5 13. exf5 {1-0 (13) Humbert, P-Nossein,F (1607) ICCF 2011}) 6. e4 d6 7. Be2 c5 8. Ngf3 a6 9. Rc1 Nbd7 10. a4 Re8 11. Bd3 Nf8 12. O-O Ng6 13. h3 Bd7 14. b3 Nf4 15. Bc2 b5 16. axb5 {Humbert, P (1496)-Gérard,A (1917) ICCF 2014 0-1 (33)}) (4... Qe7 5. Qb3 a5 6. a3 Bxd2+ 7. Nxd2 O-O 8. e4 d6 9. Ngf3 Nbd7 10. Qc2 Nc5 11. Be2 Bd7 12. O-O a4 13. Bd3 Rfc8 14. h3 Nh5 15. b4 axb3 16. Nxb3 {Dorado Martín,J (1722)-Martinez Galiano, M (1940) ICCF 2008 0-1 (28)}) 5. e3 c6 6. Nc3 d6 7. Qb3 O-O 8. Bd3 Re8 9. Ne4 cxd5 10. cxd5 Nxe4 11. Bxe4 a6 12. a4 f5 13. Bd3 e4 14. Bc4 Rf8 {Fiesel,H (1594)-Sánchez Villacanas,J (1668) ICCF 2008 0-1 (28)}) (3. Nf3 Bb4+ (3... exd4 4. Bg5 (4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 d5 7. Nc3 dxc4 8. Qe3+ Qe7 9. Qxe7+ Kxe7 10. e4 c5 11. Ndb5 Na6 12. O-O-O Be6 13. Nd5+ Kf8 14. Nxf6 gxf6 15. f4 Kg7 {Becker,T-Doorn,D ICCF 2008 1-0}) 4... c5 5. e3 dxe3 6. fxe3 Be7 7. Bd3 h6 8. Nc3 hxg5 9. Nxg5 Nc6 10. O-O Qc7 11. g3 Qe5 12. Nd5 Qxg5 13. Qf3 Ne5 14. Qf2 Nxd3 15. Qd2 {Jiménez de Velasco Mazarío,J (1624)-Torrelles Hornos,R ICCF 2009 0-1}) (3... e4 4. Ng5 h6 5. Nh3 Be7 6. Bf4 O-O 7. e3 c6 8. Be2 d5 9. O-O Be6 10. Nc3 Qd7 11. Qb3 b6 12. Rad1 Qb7 13. f3 exf3 14. Bxf3 dxc4 15. Qc2 { Peacock,J (1639)-Hughes,D (1752) ICCF 2016 0-1 (26)}) 4. Nbd2 (4. Bd2 Bxd2+ 5. Qxd2 (5. Nbxd2 e4 6. Nh4 d5 7. g3 O-O 8. Qc2 Nc6 9. cxd5 Nxd4 10. Qc4 Qxd5 11. Qxd5 Nxd5 12. O-O-O Nf6 13. Bg2 Nxe2+ 14. Kb1 g5 15. Rhe1 Bg4 16. f3 exf3 { Herrera,J-Peraza Ballesté,O ICCF 2019 0-1}) 5... e4 6. Ng1 O-O 7. e3 d5 8. Be2 c5 9. Nc3 cxd4 10. exd4 Bf5 11. Qe3 Nc6 12. Qd2 dxc4 13. Bxc4 Rc8 14. d5 Nb4 15. Be2 e3 {Nicoletto,L-Larson,M (1702) ICCF 2021 0-1}) 4... exd4 5. Nxd4 Nc6 6. Nxc6 dxc6 7. e3 O-O 8. a3 Bd6 9. Nf3 Qe7 10. Be2 Ne4 11. Qc2 Bf5 12. g3 Nxg3 13. Qc3 Nxh1 14. Qd4 Be4 {Nicoletto,L-Larson,M (1702) ICCF 2021 0-1}) (3. a3 exd4 4. Qxd4 Nc6 5. Qd3 Bc5 6. Bd2 d6 7. e3 Ne5 8. Qe2 Bf5 9. Nc3 Nd3+ 10. Qxd3 Bxd3 11. Bxd3 Ng4 12. h3 Ne5 13. Be4 c6 14. b3 O-O {Hardwick,M (1498)-Cox,R (1759) ICCF 2015 0-1 (28)}) (3. Nd2 exd4 4. Ngf3 c5 5. g3 Nc6 6. Bg2 d5 7. Qa4 Be6 8. O-O Be7 9. b3 O-O 10. Ba3 Qa5 11. g4 Qxa4 12. bxa4 dxc4 13. Rab1 c3 14. Rxb7 cxd2 {Belvedere,J-Rolón,M ICCF 2013 1-0 (31)}) 3... Ne4 4. a3 (4. Nd2 Nc5 (4... Nxd2 5. Bxd2 Nc6 6. Nf3 Qe7 7. Bc3 b6 8. e3 Bb7 9. Be2 O-O-O 10. O-O { 1-0 (10) Kovats,J (1927)-Lasley,M (1893) ICCF 2013}) (4... Bb4 5. a3 (5. Ngf3 Nc6 6. a3 Bxd2+ 7. Bxd2 Qe7 8. Bf4 O-O 9. Qd5 g5 10. Be3 {1-0 (10) Spartinos,P (2355)-Petrie,A ICCF 2012}) 5... Nxd2 (5... Bxd2+ 6. Bxd2 Nc6 (6... b6 7. Be3 Bb7 8. Qc2 Qe7 9. Nf3 f6 10. exf6 Nxf6 11. Bf4 d6 12. Nd4 O-O 13. f3 Ne4 14. Bg3 c5 15. Nb5 Nxg3 16. hxg3 h6 17. O-O-O Nc6 18. e4 {Bystrický st.,K (1876) -Larson,M ICCF 2017 0-1 (47)}) (6... d6 7. Bf4 O-O 8. f3 Nc5 9. exd6 Nba6 10. e3 Re8 11. Ne2 g5 12. Bg3 Rxe3 13. dxc7 Nd3+ 14. Kd2 Qe7 15. Nd4 Nf4 16. h4 Nxc7 17. Bf2 Re5 18. hxg5 {Recio Romaguera,E-Domenche Redondo,F (1721) ICCF 2020 1-0 (30)}) (6... f5 7. Be3 Nc6 8. f3 Ng5 9. Qd5 Nf7 10. f4 d6 11. e6 Nh6 12. Nf3 Qe7 13. Ng5 Ng4 14. Bd2 O-O 15. h3 Nf6 16. Qxf5 Nd4 17. Qd3 Nxe6 18. Nxe6 {Gamant,G (2073)-Michalek,M (2128) ICCF 2016 0-1 (51)}) 7. Be3 (7. Bf4 Nc5 8. Nf3 Ne6 9. Bg3 O-O 10. e3 b6 11. Bd3 Bb7 12. O-O a5 13. Qc2 h6 14. Bh7+ Kh8 15. Be4 Nc5 16. Bd5 Qe8 17. Rad1 Ne6 18. Nh4 Nc5 {Lisý,J (1854)-Vida,M ICCF 2011 1-0 (25)}) 7... Qe7 8. Nf3 Nxe5 9. Qd4 Nxf3+ 10. gxf3 Nf6 11. Bg5 d6 12. Rg1 Qe5 13. Qxe5+ dxe5 14. Bxf6 gxf6 15. e3 Bf5 16. Rd1 Ke7 17. Bd3 { Santamaría Quintana,I (1309)-Valencia Ciordia,J (1654) ICCF 2015 0-1 (33)}) ( 5... Be7 6. Nxe4 O-O 7. Bf4 b6 8. e3 Bb7 9. Bd3 f5 10. exf6 Bxf6 11. Qc2 d6 12. Nxf6+ Qxf6 13. Bxh7+ Kh8 14. Nf3 Nd7 15. O-O-O Nc5 16. Bg5 Qe6 17. Rd4 { Dabert,J-Azzi,R (1682) ICCF 2014 1-0 (26)}) 6. Bxd2 Bxd2+ 7. Qxd2 Nc6 (7... a5 8. Rd1 Nc6 9. f4 O-O 10. e3 f6 11. exf6 Qxf6 12. Rc1 d6 13. Nf3 Bf5 14. c5 Rad8 15. cxd6 Rxd6 16. Qc3 Qxc3+ 17. Rxc3 h6 18. Bc4+ Kh8 19. O-O {Hildebrand,G (2357)-Gérard,A (1934) ICCF 2014 1-0 (36)}) (7... f6 8. exf6 Qxf6 9. c5 b6 10. Rc1 Na6 11. b4 Bb7 12. Nf3 O-O 13. e3 Kh8 14. Qd4 Qg6 15. Bd3 Qh5 16. Be2 Qg6 17. h4 bxc5 18. bxc5 d6 19. cxd6 {Salonen,J (1964)-Laine,E (1933) ICCF 2012 1-0 }) 8. f4 (8. Nf3 Qe7 9. Qc3 (9. e3 Nxe5 10. Nxe5 Qxe5 11. Be2 O-O 12. O-O d6 13. Bf3 Bd7 14. b4 Bc6 15. Bd5 Rfe8 16. Rac1 a6 17. Rfe1 Qg5 18. g3 Re7 19. Bxc6 bxc6 20. Qc2 h5 {Dunks,P (1902)-Lobley,J (1769) ICCF 2017 1/2-1/2 (31)}) 9... O-O 10. Rd1 a5 11. e3 Re8 12. Rd5 b6 13. Bd3 Nd8 14. Qc2 g6 15. h4 Bb7 16. h5 Ne6 17. hxg6 fxg6 18. Be4 Bxd5 19. cxd5 Ng5 {Simeonov,L (2257)-Gérard,A (1934) ICCF 2014 1-0 (29)}) 8... a5 (8... O-O 9. O-O-O Qe7 10. e4 d6 11. exd6 cxd6 12. Nf3 Rd8 13. Bd3 Qc7 14. Kb1 Na5 15. Qc3 Bd7 16. Rc1 Rac8 17. f5 Re8 18. h4 Qd8 19. h5 h6 20. f6 {Jordaan,W-Laureles,R (1972) ICCF 2008 1/2-1/2 (57) }) 9. Nf3 O-O 10. O-O-O f6 11. exf6 Qxf6 12. g3 d6 13. Bg2 h6 14. Nd4 Nxd4 15. Qxd4 Qxd4 16. Rxd4 Rb8 17. Kd2 b6 18. Be4 Bd7 19. Bd5+ Kh8 20. b4 axb4 21. axb4 c5 22. Re4 cxb4 23. Re7 Ba4 24. Rb1 b3 25. Ra7 b5 26. cxb5 Bxb5 27. Rxb3 Rfc8 28. e4 Be8 29. Rxb8 Rxb8 30. Ke3 g6 31. g4 Bb5 32. f5 {1-0 (32) Rotaru,I (2275) -Gérard,A (1934) ICCF 2014 Budapest Gambit, Fajarowicz-Variation}) 5. Ngf3 Nc6 6. g3 (6. e3 d6 7. Nb3 (7. exd6 Qxd6 8. Be2 Nd3+ 9. Bxd3 Qxd3 10. Qb3 Qg6 11. Nh4 Qg4 12. g3 Be7 13. O-O Bxh4 14. Kh1 Be7 15. f3 Qe6 16. Ne4 O-O 17. Rd1 Ne5 18. Nd2 b6 {Buchal,P (1546)-Larson,M ICCF 2017 0-1 (27)}) 7... Bg4 8. exd6 Nxb3 9. Qxb3 Bxd6 10. Bd2 O-O 11. Be2 Qe7 12. Bc3 a5 13. O-O a4 14. Qc2 a3 15. h3 Bh5 16. bxa3 Bg6 17. Bd3 Bxd3 {Lukasevicius,R (2131)-Uusitalo,J (2315) ICCF 2010 1/2-1/2 (49)}) (6. Nb3 Nxb3 7. axb3 Bb4+ 8. Bd2 Qe7 9. e3 O-O 10. Be2 b6 11. O-O Bb7 12. Nd4 Bxd2 13. Qxd2 Nxe5 14. f4 Nc6 15. Nf5 Qf6 16. Ng3 d6 17. Bf3 a5 {Gamant,G (2073)-Aymard,M (2099) ICCF 2016 0-1 (38)}) (6. a3 a5 7. Nb3 Ne6 8. Bd2 a4 9. Nc1 d6 10. Bc3 Bd7 11. Nd3 Na5 12. Nd2 Nc6 13. e3 dxe5 14. Nxe5 Nxe5 15. Bxe5 Bc6 16. Qc2 Qh4 17. Bg3 Qe7 {Ribelles Sala,M (1966)-Doorn,J (2219) ICCF 2005 0-1 (45)}) 6... d6 7. exd6 Qxd6 (7... Bxd6 8. Bg2 Be6 9. O-O O-O 10. Nb3 Qe7 11. Nfd4 Bxc4 12. Nxc6 bxc6 13. Nd4 Qf6 14. Nxc6 Rae8 15. Be3 Qxb2 16. Qc1 Qxe2 17. Nd4 Qg4 18. Qxc4 Ne6 19. Bf3 {Hughes,G (2112)-Soar,T ICCF 2017 1-0}) 8. Bg2 Bf5 9. O-O O-O-O 10. a3 Qf6 11. Ra2 (11. Nh4 Bg4 12. Ra2 Qe6 13. Nhf3 Ne4 14. Qc2 Nxd2 15. Bxd2 Qxe2 16. Re1 Qd3 17. Qxd3 Rxd3 18. Re8+ Kd7 19. Re3 Rxe3 20. Bxe3 Be6 21. b3 f6 22. Rd2+ Kc8 {Kosirog,N (1969)-Jong,E (2098) ICCF 2011 1/2-1/2 (30)}) (11. Qe1 g5 12. Kh1 Bh6 13. e3 g4 14. Nh4 Bd3 15. Rg1 Kb8 16. h3 Bg5 17. f4 Bxh4 18. gxh4 Rhg8 19. Bf1 g3 20. Bxd3 Nxd3 21. Qe2 Qe6 22. Qf1 Nf2+ {Pihlajamäki,J (1716)-Laine,E (1963) ICCF 2017 0-1 (25)}) 11... Bb1 12. Nxb1 (12. b4 Bxa2 13. Qc2 Ne6 14. Qxa2 h5 15. Ne4 Qe7 16. e3 Kb8 17. b5 Na5 18. Bb2 b6 19. Bc3 f6 20. Bxa5 bxa5 21. c5 h4 22. Nxh4 Rxh4 23. gxh4 Nxc5 24. Ng3 {1-0 (24) Aymard,M (2099)-Michalek,M (2128) ICCF 2016 Budapest Gambit, Fajarowicz-Variation}) 12... Rxd1 13. Rxd1 Nb3 14. Bh3+ Kb8 15. Bg5 Qg6 {Pototschnig,M (1991)-Ugrinovsky,A (2170) ICCF 2012 1/2-1/2 (39)}) (4. Qc2 Bb4+ (4... d5 5. Nf3 Bf5 6. Qd1 Bb4+ 7. Nbd2 O-O 8. cxd5 Qxd5 9. a3 Bc5 10. e3 Nxd2 11. Qxd2 Qe6 12. b4 Be7 13. Bb2 Nc6 14. Bb5 Rad8 15. Qc3 a6 16. Bxc6 {Gilbert, R (1664)-Petrie,A (1535) ICCF 2014 1-0 (25)}) 5. Nc3 (5. Nd2 Nxd2 6. Bxd2 Bxd2+ 7. Qxd2 Nc6 8. Nf3 O-O 9. h3 Re8 10. Qc3 b6 11. O-O-O a5 12. e3 Nb4 13. Qb3 Bb7 14. a3 Na6 15. Be2 Nc5 16. Qc2 Be4 {Calvo Muro,R (1482)-Domenche Redondo,F (1685) ICCF 2021 0-1}) 5... d5 (5... Nxc3 6. bxc3 Ba5 7. Nf3 Nc6 8. e3 d6 9. exd6 Qxd6 10. Bd3 Ne5 11. Nxe5 Qxe5 12. Bb2 Be6 13. O-O O-O-O 14. Rfd1 c5 15. Qb3 Bg4 16. Rd2 Rd7 17. Re1 {Segreto,T (1679)-Sostrom,M ICCF 2018 0-1 (28)}) 6. Nf3 Nc6 (6... Be6 7. e3 Nd7 8. Be2 Qe7 9. O-O Nxc3 10. bxc3 Bc5 11. cxd5 Bxd5 12. e4 Bc6 13. Bf4 O-O 14. Bc4 Qe8 15. h3 Bb6 16. Rfe1 h6 17. Rad1 Kh7 18. Bg3 {González Barcina,F (2220)-Melchor Muñoz,A (2169) ICCF 2012 1-0 (54)}) (6... Bf5 7. Qb3 Nc6 8. cxd5 Bxc3+ 9. bxc3 Na5 10. Qa4+ c6 11. d6 Nxc3 12. Qf4 Bg6 13. h4 Nd5 14. Qd4 Qb6 15. h5 Qxd4 16. Nxd4 Be4 17. f3 Nb4 18. fxe4 {Gnedov, O-Doorn,D ICCF 2008 1-0 (28)}) 7. e3 Bg4 8. Nd4 Bxc3+ 9. bxc3 Nxe5 10. cxd5 Nd6 11. c4 Qf6 12. f3 Bd7 13. c5 Nf5 14. Rb1 Nxd4 15. exd4 Bf5 {DiJoseph,J (1928) -Kospartov,N (2005) ICCF 2015 1-0 (58)}) (4. Nc3 Nxc3 5. bxc3 b6 6. Nf3 Bb7 7. e4 Bxe4 8. Bd3 Bxd3 9. Qxd3 Nc6 10. O-O {Clark,M (1674)-Wood,B (1842) ICCF 2021 }) (4. Bf4 Bc5 5. Bg3 Nc6 6. Nd2 Nxg3 7. hxg3 Qe7 8. Ngf3 O-O 9. Qc2 Re8 10. Qxh7+ {1-0 (10) Hardwick,M (1351)-Petrie,A (1535) ICCF 2014}) (4. Qd3 Bb4+ 5. Nd2 Qh4 6. g3 Nxd2 7. gxh4 Ne4+ 8. Bd2 Bxd2+ 9. Qxd2 Nxd2 10. Kxd2 Nc6 11. f4 O-O 12. Bg2 d6 13. Bxc6 bxc6 14. Nf3 dxe5 15. Nxe5 f6 {Müller,K (1853)-Laine, E (1993) ICCF 2015 1/2-1/2 (29)}) (4. Qd5 Bb4+ 5. Bd2 (5. Nd2 Nxd2 6. Bxd2 Qe7 7. Nf3 Nc6 8. Rd1 O-O 9. e3 Re8 10. Be2 a5 11. a3 Bxd2+ 12. Rxd2 a4 13. O-O Nxe5 14. c5 Ra5 15. Rc1 d6 16. Nxe5 Qxe5 {Linden,W (1949)-Smet,M (2138) ICCF 2007 1/2-1/2 (29)}) 5... Nxd2 6. Nxd2 Nc6 7. O-O-O Qe7 8. Ngf3 O-O 9. e3 Re8 10. Bd3 Nxe5 11. Qxe5 Qxe5 12. Nxe5 Rxe5 13. Nf3 Re8 14. Bf5 d6 15. Bxc8 Raxc8 {Lagergren,H (1969)-Köntges,M (2369) ICCF 2005 1/2-1/2 (38)}) (4. Nf3 Bb4+ ( 4... b6 5. Nbd2 (5. a3 Bb7 6. Qc2 (6. g3 Nc6 7. Bg2 f5 8. O-O Qe7 9. Qc2 Nxe5 10. b4 Ng4 11. Bb2 Qf7 12. h3 Ngf6 13. Nc3 Bd6 14. Nh4 O-O 15. Nxf5 Be5 16. Nd5 Rae8 17. Bxe5 Rxe5 {Ríos Garcés,J (2142)-Bailey,M (2106) ICCF 2020 1-0 (48)}) 6... a5 7. Nbd2 Nc5 8. b3 Nc6 9. Bb2 g6 10. e6 Rg8 11. exf7+ Kxf7 12. g3 Bg7 13. Bxg7 Rxg7 14. Bg2 Qf6 15. O-O Re8 16. Rae1 Kg8 {Guy,D (1572)-Soar,T (1744) ICCF 2019 1-0 (30)}) (5. g3 Bc5 6. e3 Bb7 7. Bg2 Nc6 8. O-O Qe7 9. Nfd2 Nxd2 10. Bxd2 Qxe5 11. Bc3 Qg5 12. Nd2 Qg6 13. b4 Be7 14. Rb1 a5 15. b5 Nd8 16. Nf3 Qg4 {Rogge,R-Court,P ICCF 2009 1-0 (36)}) 5... Bb7 (5... Nc5 6. e3 (6. g3 Bb7 7. Bg2 Nc6 8. O-O Qe7 9. a3 a5 10. Nb3 Nxe5 11. Nxc5 bxc5 12. Qb3 Bc6 13. Nxe5 Bxg2 14. Kxg2 Qxe5 15. Qb7 Rd8 16. Bf4 Qe6 17. Bxc7 Be7 {Zaccaria,V (2074) -Soar,T (1711) ICCF 2018 1-0}) 6... Bb7 7. Be2 Nc6 8. b3 g6 9. Bb2 Bg7 10. Rb1 Qe7 11. O-O O-O 12. a3 a5 13. Qc2 Nxe5 14. Nxe5 Bxe5 15. Bxe5 Qxe5 16. Bf3 Bxf3 17. Nxf3 {Cacas,A (1659)-Evans,S (2050) ICCF 2018 1/2-1/2 (33)}) 6. e3 (6. Nxe4 Bxe4 7. Qd4 Bxf3 8. exf3 Bb4+ 9. Kd1 Qe7 10. a3 Bc5 11. Qe4 Nc6 12. b4 Bd4 13. Ra2 Qxe5 14. Rd2 Ba1 15. Rd5 Qe6 16. Bd3 O-O-O 17. b5 Nb8 {Hannecart,M (2285) -Joseph,F (2384) ICCF 2008 1/2-1/2 (31)}) (6. g3 Bc5 7. Nxe4 Bxe4 8. Bh3 Qe7 9. O-O h6 10. Bd2 O-O 11. a3 a5 12. Bc3 Rd8 13. Nd2 Bc6 14. e3 d5 15. Qe2 Nd7 16. cxd5 Bxd5 17. f4 b5 {Ferre Pérez,A (2050)-García Castilla,M ICCF 2016 1/2-1/ 2 (29)}) 6... a5 (6... g6 7. Nxe4 Bxe4 8. Be2 Bg7 9. Qd4 Bb7 10. b3 Nc6 11. Qf4 O-O 12. O-O Qe8 13. Bb2 d6 14. Qe4 Rd8 15. Rad1 dxe5 16. Ba3 Na5 17. Qc2 c5 18. b4 {Forkosh,M (1601)-Soar,T (1614) ICCF 2020 1-0 (43)}) 7. Be2 Nxd2 8. Bxd2 Bb4 9. a3 Bxd2+ 10. Qxd2 Qe7 11. O-O O-O 12. b4 Nc6 13. b5 Nxe5 14. Nxe5 Qxe5 15. Qxd7 Rad8 16. Qh3 Rd2 17. Bf3 Bxf3 18. Qxf3 h6 19. Rad1 Rfd8 20. h3 Qc5 21. Rxd2 Rxd2 22. Qa8+ Kh7 23. Qe4+ g6 24. a4 Kg8 25. Rc1 Kg7 26. h4 Qa3 27. Qe5+ Kg8 28. Rf1 {1/2-1/2 (28) Mason,I (2300)-Morin,S (2081) ICCF 2005 Budapest Gambit, Fajarowicz-Variation}) (4... d6 5. Nbd2 (5. Qd5 Nc5 6. Bg5 Qd7 (6... Be7 7. exd6 Qxd6 8. Nc3 Be6 9. Qxd6 Bxd6 10. e3 a6 11. O-O-O Nc6 12. Nd4 Nxd4 13. exd4 Nd7 14. Re1 O-O 15. c5 h6 16. cxd6 hxg5 17. d5 Bxd5 18. Nxd5 {De Velez,G-Alberts,J ICCF 2009 0-1 (27)}) 7. Nc3 Nc6 8. Rd1 h6 9. Bh4 Ne7 10. Bxe7 Bxe7 11. exd6 cxd6 12. e3 O-O 13. Qd2 b6 14. b4 Na4 15. Nd5 a5 16. b5 Bd8 { Gniazdowski,M (2265)-Vestergård,S (2349) ICCF 2006 1-0 (28)}) (5. Qc2 Bf5 ( 5... d5 6. e3 Bf5 7. Nc3 Bb4 8. Qb3 a5 9. cxd5 Nd7 10. Nd4 Bg6 11. Be2 O-O 12. O-O Bxc3 13. bxc3 Nxe5 14. f4 Nc5 15. Qb5 Ncd3 16. fxe5 Nxe5 17. c4 {Clark,S (2004)-Soar,T ICCF 2017 1-0 (26)}) (5... Nc5 6. Bg5 f6 7. exf6 gxf6 8. Be3 Ne6 9. Nc3 Nc6 10. O-O-O Bd7 11. g4 Qe7 12. Nd5 Qf7 13. g5 f5 14. Nf6+ Kd8 15. Nxd7 Kxd7 16. Bh3 f4 17. Bd4 {Chazalette,J (2126)-Alberts,J ICCF 2008 1-0 (29)}) 6. Nc3 Ng3 7. e4 Bxe4 8. Nxe4 Nxh1 9. Bg5 Be7 10. Bxe7 Qxe7 11. exd6 cxd6 12. O-O-O O-O 13. Bd3 Nxf2 14. Qxf2 Nc6 15. Nxd6 Kh8 16. Qc5 Rad8 {Nepper,J (1936) -Alberts,J ICCF 2008 1-0 (26)}) 5... Ng5 (5... Nc5 6. exd6 Bxd6 7. b4 Ne6 8. c5 Be7 9. Bb2 a5 10. a3 Nc6 11. b5 Na7 12. Qc2 Bf6 13. Ne4 Bxb2 14. Qxb2 Bd7 15. e3 O-O 16. Rc1 Qe8 17. a4 {Savic,Z (2197)-Soar,T (1744) ICCF 2019 1-0 (27)}) 6. exd6 Bxd6 7. Nxg5 Qxg5 8. Ne4 Bb4+ 9. Bd2 Qe7 10. Nc3 c6 11. a3 (11. Qc2 O-O 12. O-O-O Na6 13. e3 Bd6 14. Ne4 Bb4 15. a3 Bxd2+ 16. Rxd2 Bf5 17. Bd3 Rad8 18. Ng3 Bxd3 19. Rxd3 Rxd3 20. Qxd3 Nc5 21. Qc2 g6 22. Rd1 a5 {Barón González,A (2058)-Melchor Muñoz,A ICCF 2011 0-1 (30)}) 11... Bd6 12. e4 Nd7 13. Qc2 O-O 14. f4 Nc5 15. O-O-O Bg4 16. Re1 Rad8 17. Kb1 Ne6 18. e5 Bc7 19. Be3 Nd4 20. Qf2 Bb6 21. Bd3 Qe6 22. Ne4 Bf5 23. Bxd4 Rxd4 24. Qc2 Kh8 25. Rhf1 Rfd8 26. Rf3 h5 27. Ka2 Qg6 28. Rg3 Qh7 29. Rge3 Qg6 30. g3 R8d7 31. Qc3 Rd8 32. Ka1 Qe6 33. Nd6 R4xd6 34. exd6 Bxe3 35. Bxf5 Qxf5 36. Qxe3 Rxd6 37. Qxa7 Rd7 38. Qe3 Kh7 39. Ka2 f6 40. Qe8 Kh6 41. Re7 Rxe7 42. Qxe7 b5 43. Qe2 Qh3 44. cxb5 cxb5 45. Qd2 Qe6+ 46. Ka1 Qc6 47. b3 g6 48. Kb2 Kg7 49. Qf2 Qd5 50. Kc3 Qd6 51. Qa7+ Kh6 52. h4 Qc6+ 53. Kb4 Qe4+ 54. Ka5 Qe1+ 55. b4 Qxg3 56. Qd4 Qxh4 57. Kxb5 Qg4 58. Qxf6 {1/2-1/2 (58) Noriega de la Sierra,A (1980)-Melchor Muñoz,A (2169) ICCF 2012 Budapest Gambit, Fajarowicz-Variation}) 5. Nbd2 (5. Bd2 Nxd2 (5... Bc5 6. e3 Nc6 7. Be2 Qe7 8. Nc3 Nxd2 9. Qxd2 Nxe5 10. Nxe5 Qxe5 11. a3 O-O 12. Qd5 d6 13. O-O Re8 14. Qxe5 Rxe5 15. Rfd1 Be6 16. b4 Bb6 17. Rac1 {Calvo Muro,R (1530) -Domenche Redondo,F (1764) ICCF 2018 1-0}) 6. Nbxd2 Nc6 (6... O-O 7. g3 Re8 8. Bg2 Nc6 9. O-O d5 10. cxd5 Qxd5 11. a3 Bxd2 12. Qxd2 Qxd2 13. Nxd2 Rxe5 14. Bxc6 bxc6 15. e3 Bh3 16. Rfd1 Rd8 17. Nf3 Red5 18. Rdc1 {Lucena Cifré,R (1505) -Domenche Redondo,F (1735) ICCF 2020 0-1 (50)}) 7. a3 (7. e3 Qe7 8. a3 Bxd2+ 9. Qxd2 Nxe5 10. Be2 d6 11. O-O O-O 12. Rac1 b6 13. b4 Bb7 14. Nxe5 Qxe5 15. f4 Qe7 16. Rc3 a5 17. Bf3 Bxf3 18. Rxf3 axb4 {Farris,N-Riihimäki,V ICCF 2006 0-1} ) 7... Bf8 8. Ne4 (8. e4 Qe7 9. b4 g6 10. b5 Nxe5 11. Nxe5 Qxe5 12. Bd3 Bg7 13. Nb3 Qc3+ 14. Kf1 d6 15. Be2 Be6 16. Nd2 Qxa1 {0-1 (16) Buganza,N-Lasley,M (1784) ICCF 2013}) 8... Qe7 9. Qd5 b6 10. O-O-O (10. e3 Bb7 11. Ned2 g6 12. Be2 Bg7 13. O-O Rb8 14. Rfd1 Nxe5 15. Qb5 a6 16. Qb3 O-O 17. Nxe5 Bxe5 18. Bf3 d6 19. Bxb7 Rxb7 20. Rab1 Rbb8 21. Nf3 Bg7 {Bosi,M-Trezzi,S ICCF 2014 1-0 (66)}) 10... Bb7 11. g3 O-O-O 12. Nc3 g6 13. Qe4 Bg7 14. Nd5 Qe8 15. Bg2 Kb8 16. h4 h5 {Rain,R (2371)-Evans,G (2256) ICCF 2005 1-0 (40)}) 5... Nc6 (5... d6 6. exd6 Qxd6 7. a3 (7. e3 Nc6 8. Be2 Bf5 9. O-O Qh6 10. Nxe4 Bxe4 11. b3 Bc3 12. Bd2 Bxa1 13. Qxa1 O-O 14. Bc3 Rad8 15. b4 Rfe8 16. Nd2 Bf5 17. Bf3 a6 18. a4 b6 { Ambrosi,L-Trezzi,S ICCF 2014 1/2-1/2 (61)}) 7... Bxd2+ 8. Bxd2 (8. Nxd2 Nc5 9. Qc2 O-O 10. b4 {1-0 (10) Sutton,J (2072)-Lasley,M (1893) ICCF 2013}) 8... O-O 9. Be3 Qe7 10. g3 Nc6 11. Bg2 Nd6 12. Bc5 Rd8 13. Nd4 Na5 14. Qa4 Naxc4 15. Rc1 Nb6 16. Qc2 Qe5 17. O-O {Räßler,A (2285)-Torgersen,T (2013) ICCF 2009 1-0 (37)}) (5... Bxd2+ 6. Nxd2 Nxd2 7. Bxd2 Nc6 8. Bc3 Qe7 9. e6 O-O 10. exf7+ Qxf7 11. Qd5 d6 12. Qxf7+ Rxf7 13. g3 Bg4 14. e3 Raf8 15. f4 Re7 16. Bd2 Nd4 17. Kf2 {Cangelosi,D (1845)-Lasley,M ICCF 2011 1/2-1/2}) 6. a3 (6. e3 Qe7 7. Be2 (7. a3 Bxd2+ 8. Nxd2 Nxd2 9. Bxd2 Nxe5 10. Be2 d6 11. O-O O-O 12. b3 b6 13. f4 Nd7 14. Bf3 Rb8 15. Re1 Nc5 16. e4 Re8 {Silverman,R-Smolensky,R ICCF 2020 0-1}) 7... Nxe5 8. O-O Nxd2 (8... Nxf3+ 9. Bxf3 Ng5 10. a3 Bd6 11. Qe2 O-O 12. b4 Bxh2+ 13. Kxh2 Qe5+ 14. Kg1 Qxa1 15. Nb3 Nxf3+ 16. Qxf3 Qc3 {0-1 (16) Huguet Reina,C (1660)-Domenche Redondo,F (1715) ICCF 2015}) 9. Bxd2 a5 10. Bxb4 axb4 11. Qd4 f6 12. c5 Nc6 13. Qc4 b6 14. cxb6 Ba6 15. Qc2 Bxe2 16. Qxe2 cxb6 17. Rfd1 O-O { Rotte,P (1975)-Hoevers,G ICCF 2013 1/2-1/2 (31)}) 6... Bxd2+ (6... Nxd2 7. axb4 (7. Nxd2 Bf8 8. Nf3 b6 9. Bf4 Bb7 10. e3 h6 11. h4 g6 12. Bd3 Qe7 13. b4 O-O-O 14. b5 Na5 15. O-O Bg7 16. c5 Kb8 17. cxb6 axb6 18. Be2 g5 {Rogers,B (2005) -Leggett,P ICCF 2016 1-0 (61)}) 7... Nxf1 8. b5 Nxh2 9. Rxh2 Ne7 10. b6 cxb6 11. Qd6 Nf5 12. Qd3 d6 13. Bg5 f6 14. exf6 gxf6 15. Bf4 Be6 16. g4 Ne7 17. Nd4 Qd7 18. Nb5 {Räßler,A (2334)-Gérard,A (1934) ICCF 2014 1-0}) 7. Bxd2 (7. Nxd2 d5 (7... Nxd2 8. Bxd2 Nxe5 9. Bc3 Qe7 10. Qd5 f6 11. f4 Ng6 12. g3 d6 13. Bg2 Rb8 14. O-O a6 15. e4 Be6 16. Qd4 Bf7 17. h4 h5 18. Bf3 Nf8 19. e5 { Mignon,F (2081)-Steinbrück,W (2425) ICCF 2006 1-0 (44)}) 8. Nxe4 dxe4 9. Qxd8+ Kxd8 10. Bg5+ Ke8 11. Bf4 Be6 12. Rc1 Na5 13. e3 c5 14. f3 Rd8 15. fxe4 Nc6 16. Be2 h5 17. h3 a5 18. Rd1 Rxd1+ {Soto Palomo,C (1809)-Domenche Redondo,F (1804) ICCF 2019 1-0 (40)}) 7... Nxd2 (7... d6 8. Bf4 O-O 9. e3 Nxe5 10. Nxe5 dxe5 11. Qxd8 Rxd8 12. Bxe5 Be6 13. Bxc7 Rdc8 14. f3 Rxc7 15. fxe4 Bxc4 16. Rc1 Rac8 17. Bxc4 Rxc4 18. Kd2 Rd8+ 19. Ke2 {Thys,H (1791)-Petrie,A ICCF 2012 1-0 (34)}) ( 7... Qe7 8. Bf4 g5 9. Be3 g4 10. Nd4 Qxe5 11. Nxc6 {1-0 (11) Williamson,D (2110)-Cochrane,R (1986) ICCF 2015}) 8. Qxd2 Qe7 9. Qc3 (9. Qd5 b6 10. e4 Bb7 11. Rd1 O-O-O 12. Bd3 g5 13. h3 h5 14. e6 f6 15. exd7+ Rxd7 16. Qf5 Kb8 17. Ke2 Rhd8 18. Bb1 Nd4+ 19. Nxd4 Rxd4 20. Rxd4 Rxd4 {Sadler,C-García-Cortés,M ICCF 2006 0-1 (26)}) 9... b6 (9... O-O 10. Rd1 Re8 11. Rd5 Qe6 (11... b6 12. e3 Bb7 13. Be2 Nd8 (13... Na5 14. Rd2 Rad8 15. O-O Bxf3 16. Bxf3 Qxe5 17. Rc1 Nc6 18. Bxc6 Qxc3 19. Rxc3 dxc6 20. Rcd3 Rxd3 21. Rxd3 Kf8 22. Kf1 Ke7 23. Ke2 Ke6 24. b4 {1/2-1/2 (24) Martín Hernández,V (1816)-Domenche Redondo,F (1789) ICCF 2017}) 14. Rd2 Ne6 15. Qc2 Ng5 16. Qf5 Nxf3+ 17. Bxf3 Bxf3 18. Qxf3 Rad8 19. Qd1 Kf8 20. Qa4 a5 21. Qc2 Kg8 22. Qd1 Qxe5 23. Rxd7 {Haznedaroglu,K (2161) -Gräber,I (2313) ICCF 2014 1/2-1/2 (44)}) 12. e3 (12. g3 Ne7 13. Rd3 Nc6 14. Re3 a5 15. Bg2 Rb8 16. O-O Qe7 17. Ne1 b5 18. cxb5 Rxb5 19. Nd3 Bb7 20. Rc1 Ba8 21. Nc5 a4 22. f4 d5 23. Bxd5 Na5 {Souza,S (2553)-Gonçalves,C (1918) ICCF 2006 1-0 (30)}) 12... Ne7 13. Rd2 Ng6 14. Bd3 Nxe5 15. Bxh7+ Kh8 16. Qxe5 Qxe5 17. Nxe5 Rxe5 18. Bd3 d6 19. Re2 Be6 20. f4 Ra5 21. e4 {Molo,R (2273) -Gonçalves,C (2057) ICCF 2008 1-0 (36)}) 10. e3 Bb7 11. Be2 O-O-O 12. Rc1 (12. Rd1 Rde8 13. Rd5 g5 14. e6 fxe6 15. Rxg5 Rhg8 16. Rxg8 Rxg8 17. O-O d6 18. Ne1 Ne5 19. f4 Ng4 20. Bxg4 Rxg4 21. b4 Rg8 22. Rf2 Qg7 23. Qc1 c5 {Ruiz-Jarabo,F (2084)-García-Cortés,M ICCF 2007 1-0 (41)}) 12... a6 13. c5 b5 14. a4 b4 15. Qc4 a5 16. Qb5 f6 17. exf6 Qxf6 18. Rc2 Qg6 19. Rd2 Qxg2 20. Rg1 Qh3 21. Rxg7 Rhf8 22. Rg3 Qf5 23. Bd3 Qf7 24. Be4 Qe7 25. Bd5 Rf5 26. Kd1 Rdf8 27. Rd3 Nd8 28. Bxb7+ Nxb7 29. Qa6 Kb8 30. c6 dxc6 31. Nd4 {1-0 (31) Eeckhout,J (1860) -Ibanez,T ICCF 2008 Budapest Gambit, Fajarowicz-Variation}) 4... b6 (4... Qh4 5. g3 Qh5 6. Bg2 Qxe5 7. Nf3 (7. Qc2 Nc5 (7... Nd6 8. Bf4 Qe6 9. Nc3 Qxc4 10. Bd5 Qa6 11. Ba2 Nc6 12. Nd5 Kd8 13. Nf3 h6 14. O-O Be7 15. Rfd1 f6 16. Nh4 g5 17. Ng6 Re8 18. Be3 f5 19. Rac1 {Santoso,L (2275)-Laureles,R (2004) ICCF 2020 1-0 (27)}) 8. Nc3 c6 9. Bf4 {1-0 (9) Ruiz-Jarabo,F (2259)-Valencia Ciordia,J (1674) ICCF 2016}) 7... Qc5 8. Be3 (8. Nd4 Nf6 9. Nc3 Qxc4 10. Bf4 c6 11. Rc1 Na6 12. Na4 Qa2 13. Ra1 Qc4 14. b3 Qxa4 15. bxa4 d5 16. O-O Be7 17. Qc2 O-O 18. Nxc6 bxc6 19. Qxc6 Rb8 {Altanoch,G (2085)-Laureles,R (2008) ICCF 2014 1-0 (34)} ) 8... Qxc4 9. Nbd2 Nxd2 10. Qxd2 Nc6 11. Rc1 Qe6 12. Ng5 Qd6 13. Bd5 Ne5 14. Bf4 c6 15. Bxf7+ Kd8 16. Qa5+ {Elwood,D (1729)-Tibbert,P (1761) ICCF 2013 1-0 (69)}) (4... Bc5 5. e3 Be7 (5... Qe7 6. b4 Qxe5 7. Qc2 Qxa1 8. Bb2 Qa2 9. bxc5 Nxc5 10. Nc3 Qb3 11. Qxb3 Nxb3 12. Nd5 Na6 13. Bxg7 Rg8 14. Nf6+ {1-0 (14) Richardson,D (1972)-Doorn,D ICCF 2008}) 6. Qc2 d5 7. Nd2 Nxd2 8. Bxd2 O-O 9. Bd3 g6 10. Nf3 dxc4 11. Bxc4 c6 12. O-O Bg4 13. e4 Qc7 14. Bh6 Re8 15. h3 Bxf3 16. Bxf7+ {Peralta Marciaga,R-Tugade,J ICCF 2020 1-0}) (4... f6 5. Qc2 d5 6. cxd5 Qxd5 7. exf6 gxf6 8. Nc3 Nxc3 9. Qxc3 Qe5 10. Bd2 Bf5 11. Nf3 Qd6 12. Rd1 Nc6 13. Bg5 Qe6 14. Bxf6 Rg8 15. Ng5 Rxg5 16. Bxg5 {Coronel,T-Gonçalves,C (1790) ICCF 2021 1-0 (28)}) (4... Be7 5. g3 d6 6. Bg2 f5 7. exf6 Nxf6 8. Nf3 Nc6 9. Nc3 O-O 10. O-O Ne5 11. Nd4 Bd7 12. f4 Nc6 13. Nc2 Qe8 14. e4 Qh5 15. Qxh5 Nxh5 16. Nd5 {Viver Ruiz,J-Domenche Redondo,F (1735) ICCF 2020 1-0}) (4... Nc6 5. Nf3 d6 (5... a5 6. Qc2 (6. Qd5 Nc5 7. Bg5 Be7 8. Bxe7 Qxe7 9. Nc3 b6 10. b4 axb4 11. Nb5 O-O 12. Nxc7 bxa3 13. Nxa8 Nb3 14. e3 Qb4+ 15. Nd2 Qc3 16. Rd1 Nb4 17. Qd6 a2 {Richter,W (2185)-Aymard,M (2099) ICCF 2016 0-1}) 6... d5 (6... Nc5 7. Nc3 d6 8. Bg5 Be7 9. Bxe7 Qxe7 10. exd6 Qxd6 11. Rd1 Qg6 12. Qxg6 hxg6 13. Nd5 Na6 14. e3 Bg4 15. Be2 Bf5 16. O-O O-O-O 17. Ng5 Rhf8 18. f4 {Barón González,A (1956)-Domenche Redondo,F (1764) ICCF 2018 1-0 (66)}) 7. e3 Be6 8. Nc3 Nxc3 9. Qxc3 Bc5 10. cxd5 Qxd5 11. Bd2 O-O-O 12. Rc1 Bb6 13. Bc4 Qxc4 14. Qxc4 Bxc4 15. Rxc4 Rd5 16. Bc3 Rhd8 17. Ke2 {Sutton,J (2067)-Lasley,M (1784) ICCF 2014 1-0 (30)}) (5... Nc5 6. b4 Ne6 7. Bb2 Be7 8. e3 O-O 9. Qc2 d6 10. exd6 Bxd6 11. Nbd2 a6 12. Bd3 Ng5 13. c5 Be7 14. Nxg5 Bxg5 15. Bxh7+ Kh8 16. Rd1 Qe7 17. Be4 {Voveris,G (2175)-Petrie,A ICCF 2012 1-0}) (5... f5 6. exf6 Qxf6 7. Qc2 Qg6 8. g3 Be7 9. Bg2 Nc5 10. Qxg6+ hxg6 11. Nc3 Nb3 12. Rb1 d6 13. Bg5 Bf5 14. e4 Bg4 15. Bxe7 Bxf3 16. Bxf3 Kxe7 17. Bd1 {Amann,H (2401)-Dreisch, J (2063) ICCF 2018 1-0 (33)}) (5... Bc5 6. e3 a5 7. Qd5 Nxf2 8. Kxf2 d6 9. exd6 Bxd6 10. Qg5 Be7 11. Qxg7 Bf6 12. Qg3 Be6 13. Be2 Qe7 14. Rd1 {1-0 (14) Weiss, L (2034)-Petrie,A ICCF 2012}) (5... g6 6. Qd5 Nc5 7. Bg5 Be7 8. Bxe7 Qxe7 9. Nc3 d6 10. exd6 cxd6 11. Nb5 Kf8 12. Qxd6 Be6 13. Qxe7+ Kxe7 14. Nc7 Rad8 15. e3 Rd7 16. Nxe6 fxe6 17. b4 {Bhaskar,A-Quilang,A ICCF 2020 1-0 (34)}) 6. Qc2 ( 6. Bf4 Be6 (6... Bf5 7. exd6 Bxd6 8. Bxd6 cxd6 9. e3 Qf6 10. Nd4 Bg6 11. f3 Qh4+ {0-1 (11) Reklaitis,R-Laine,E (1889) ICCF 2008}) 7. e3 g5 8. Bg3 Nxg3 9. hxg3 Nxe5 10. Nxe5 dxe5 11. Nc3 Qd7 12. Qxd7+ Bxd7 13. Be2 O-O-O 14. O-O-O c6 15. Ne4 Be7 16. g4 Be6 17. Rxd8+ Rxd8 {Lucena Cifré,R (1718)-Domenche Redondo, F (1715) ICCF 2015 0-1 (40)}) (6. Qd5 Nc5 7. Bg5 f6 8. exf6 gxf6 9. Be3 Be6 10. Qh5+ Bf7 11. Qh4 Nb3 12. Ra2 Bg7 13. Nbd2 Nxd2 14. Nxd2 Qe7 15. g3 d5 16. Bg2 dxc4 17. Nxc4 Bxc4 {Kellam,J-Storgaard,F (1907) ICCF 2006 1-0 (31)}) 6... d5 ( 6... Nc5 7. b4 Ne6 8. exd6 (8. Bb2 dxe5 9. e3 Be7 10. Bd3 h6 11. O-O O-O 12. Rd1 Qe8 13. Nbd2 Ng5 14. Nxe5 Bf6 15. Nxc6 Qxc6 16. Bxf6 Qxf6 17. f4 Ne6 { Chazalette,J (2128)-Alberts,J ICCF 2009 1-0 (39)}) 8... Bxd6 9. Bb2 a5 (9... O-O 10. e3 (10. Nbd2 b6 11. e3 Bb7 12. Bd3 h6 13. O-O Ng5 14. c5 bxc5 15. bxc5 Be7 16. Nxg5 Bxg5 17. Ne4 Be7 18. Ng3 Bf6 19. Rad1 Kh8 20. Bf5 Qb8 21. Bxf6 gxf6 {Raijmaekers,C (2102)-Alberts,J ICCF 2009 1-0 (25)}) 10... a5 (10... Re8 11. Nbd2 Ng5 12. c5 Nxf3+ 13. Nxf3 Be5 14. Rd1 Qe7 15. Nxe5 Nxe5 16. Be2 Ng6 17. O-O a6 18. Rd2 Be6 19. Rfd1 Rad8 20. Rxd8 Rxd8 21. Rxd8+ Qxd8 22. f4 { Ribeiro,S (2152)-Massy,G (2172) ICCF 2014 1-0}) 11. c5 Be7 12. b5 Na7 13. Nc3 Nxc5 14. Rd1 Bd6 15. h4 Qf6 16. Na4 Qg6 17. Qxg6 hxg6 18. Nxc5 Bxc5 19. h5 Be7 20. hxg6 Bf6 21. Bxf6 {Díaz Rubí,F (2098)-Laine,E (1901) ICCF 2017 1-0}) 10. b5 Ne7 11. Nbd2 (11. g3 O-O 12. Nbd2 Re8 13. Bg2 Nc5 14. O-O Ng6 15. Rfe1 Qe7 16. Rad1 a4 17. Nd4 Be5 18. e3 Bf6 19. h3 Ne5 20. Bc3 Qf8 21. Rf1 Be7 22. f4 Ned7 {Baumann,W (2002)-Faber,K (1984) ICCF 2020 1-0 (41)}) 11... O-O 12. Ne4 b6 (12... Nc5 13. Nxc5 Bxc5 14. Rd1 Qe8 15. e3 f6 16. Bd3 Qh5 17. Nd4 Re8 18. Be4 Bxd4 19. Rxd4 Rb8 20. O-O c6 21. Qc3 Bg4 22. h3 Be6 23. Qd3 Kh8 24. Rd1 { Hinterberger,W-Vestergård,S (2193) ICCF 2005 1-0 (66)}) 13. Rd1 Bb7 14. g3 Ng6 15. Bg2 Qe7 16. Nxd6 cxd6 17. O-O Rfe8 18. Rd2 {Gleyzer,L-Motta,P ICCF 2009 1-0 (46)}) (6... Bf5 7. Nc3 Nxf2 8. Qxf5 Nxh1 9. g3 Qc8 (9... Be7 10. e6 O-O 11. Bg2 Nxg3 12. hxg3 fxe6 13. Qxe6+ Kh8 14. Qh3 Bf6 15. Nd5 Na5 16. Nd4 Re8 17. Nf4 c6 18. Nde6 Qd7 19. Be4 g5 20. Qh6 Bd4 21. Bd3 {Sánchez Carol,J (2156) -Domenche Redondo,F (1731) ICCF 2020 1-0 (31)}) 10. Qxc8+ Rxc8 11. Bh3 Rd8 12. Nd5 Be7 13. e6 Kf8 14. Ng5 Nd4 15. Nxe7 Nc2+ 16. Kf1 Nxa1 17. Nxf7 Re8 18. Nd5 {Di Marino,M (2063)-García-Cortés,M ICCF 2007 1-0}) 7. e3 Bg4 (7... Be6 8. Be2 f5 9. O-O dxc4 10. Bxc4 Bxc4 11. Qxc4 Nc5 12. b4 Qd3 13. Qc3 Qxc3 14. Nxc3 Nd3 15. e6 O-O-O 16. Ng5 Nce5 17. Nb5 Be7 18. f4 a6 19. Nd4 {Luiting,L-Blanco Sánchez,J ICCF 2006 1/2-1/2 (35)}) 8. cxd5 Qxd5 9. Bc4 Qa5+ 10. Nbd2 (10. b4 Bxb4+ 11. axb4 Qxa1 12. Qxe4 Bh5 13. e6 O-O-O 14. O-O Bg6 15. Qg4 Qxb1 16. b5 Bf5 17. Qh4 g5 18. Nxg5 Ne5 19. Nxf7 Nxc4 20. e7 Rde8 21. Qxc4 Qc2 {Varonen,H (1992)-Laine,E (2234) ICCF 2010 1-0}) 10... Bxf3 11. gxf3 Nxd2 12. Bxd2 Qxe5 13. Bc3 Qc5 (13... Qe7 14. O-O-O a6 15. Qb3 Rb8 16. Rhg1 h5 17. Rg5 b5 18. Bd5 Rh6 19. Rf5 Re6 20. Bxe6 Qxe6 21. Qxe6+ fxe6 22. Rxh5 b4 23. Bxb4 Nxb4 24. axb4 Rxb4 25. f4 {Tatinian,W (1929)-Laine,E (1901) ICCF 2017 1-0 (40)}) 14. Qe4+ Qe7 15. Qf5 Rd8 16. Ke2 Qd7 17. Qb5 f6 18. Qh5+ g6 19. Qb5 a6 20. Qxb7 Rb8 21. Qxa6 Rb6 22. Rad1 Bd6 23. Rxd6 Qxd6 24. Qc8+ Qd8 25. Qe6+ Qe7 26. Qxf6 Qxf6 27. Bxf6 Rf8 28. Bc3 Rf5 29. a4 Rc5 30. Bb5 Rh5 31. f4 Rbxb5 32. axb5 Na7 33. b6 cxb6 34. Kf3 Nc6 35. e4 b5 36. h4 Rc5 37. Ke3 Kf7 38. Rg1 h6 39. f3 Rh5 40. Rd1 Rxh4 41. Rd7+ Ke6 42. Rg7 g5 43. f5+ Kd6 44. Rg6+ Kd7 45. Bg7 Rh3 46. Rxh6 g4 47. Rxh3 gxh3 48. Kf2 Ke8 49. Kg3 Kf7 50. Bh8 h2 51. Kxh2 Kg8 52. Bc3 b4 53. Be1 Ne5 54. Bxb4 {1-0 (54) Huntley,T-Laine,E (1826) ICCF 2008 Budapest Gambit, Fajarowicz-Variation}) (4... d6 5. Qc2 (5. Nf3 Nc6 (5... Bf5 6. exd6 Bxd6 7. Nbd2 O-O 8. Nxe4 Bxe4 9. Bg5 f6 10. Bh4 Qe8 11. e3 Qg6 12. Bg3 Nc6 13. Bxd6 cxd6 14. Nd4 Ne5 15. Ne6 Rfc8 16. Nf4 Qf7 17. b3 {Varonen,H-Hirsso,J (2150) ICCF 2009 1-0}) 6. Qc2 (6. exd6 Bxd6 7. Nbd2 Bf5 8. Nxe4 Bxe4 9. g3 Qe7 10. Bg2 O-O-O 11. Bd2 Ne5 12. O-O Kb8 13. Qc1 h5 14. Be3 Ng4 15. b4 Be5 16. Bc5 Qf6 17. Ra2 h4 {Hurn,R (2005)-Soar,T (1744) ICCF 2019 1-0}) 6... d5 (6... Nc5 7. b4 Ne6 8. exd6 Bxd6 9. Bb2 O-O 10. e3 Re8 11. Nbd2 b6 12. Bd3 h6 13. Ne4 Bxb4+ 14. Kf1 Bd6 15. Rd1 Bb7 16. h4 Qe7 17. Qc3 Rad8 18. Rg1 {Heyland,P-Sibbald,P ICCF 2010 0-1 (26)}) 7. e3 g6 8. cxd5 Qxd5 9. Bc4 Qa5+ 10. b4 Bxb4+ 11. axb4 Qxa1 12. O-O O-O 13. Na3 Qc3 14. Qxe4 Bf5 15. Qf4 Rad8 16. e4 {1-0 (16) Schmidt,H-Anderson, J (1627) ICCF 2006}) (5. Qd4 Bf5 6. Qd5 Nc6 7. Qb5 Nc5 8. Qxc6+ bxc6 9. Nd2 Be7 10. exd6 cxd6 11. e3 O-O 12. Ngf3 Nd3+ 13. Bxd3 Bxd3 14. Nb3 Bxc4 15. Nbd2 Bd3 16. b4 a5 {Leber,D (1478)-Lasley,M (1784) ICCF 2013 0-1}) 5... d5 (5... Nc5 6. exd6 Bxd6 7. Nf3 a5 (7... Nbd7 8. Nc3 Nf6 9. b4 Ne6 10. c5 Be7 11. Bb2 O-O 12. e3 c6 13. Bd3 h6 14. O-O Nd7 15. Rfd1 Qc7 16. Bh7+ Kh8 17. Bf5 Ne5 18. Nxe5 Qxe5 19. Nd5 {Lukesova,M-Alberts,J ICCF 2009 1-0 (32)}) (7... Qf6 8. Nc3 Nc6 9. b4 Bf5 10. Qb2 {1-0 (10) Rawlings,A (2389)-Larson,M (1877) ICCF 2017}) (7... O-O 8. Nc3 Qf6 9. b4 Bf5 10. Qb2 Ne4 11. Nd5 Qxb2 12. Bxb2 c6 13. Ne3 Bg6 14. c5 Bc7 15. g3 a5 16. Nh4 Re8 17. Bg2 axb4 18. axb4 Rxa1+ 19. Bxa1 {Morrow,W (2240)-Vestergård,S (2136) ICCF 2011 1/2-1/2 (38)}) 8. Nc3 O-O (8... Nc6 9. Be3 O-O 10. Rd1 Qf6 11. Nd5 Qg6 12. Qxg6 hxg6 13. Bxc5 Bxc5 14. Nxc7 Rb8 15. e3 Bg4 16. Be2 Rfc8 17. Nd5 Bxf3 18. gxf3 Ne7 19. Nc3 Kf8 20. h4 {Toma,R (2242) -Soar,T (1676) ICCF 2020 1-0 (28)}) 9. Bg5 f6 10. Be3 Qe7 11. g3 Nbd7 12. Nd4 Nb6 13. Bg2 f5 14. O-O a4 15. Nd5 Nxd5 16. cxd5 Qf6 17. Rad1 {Lloyd,G (2259) -Gräber,I (2310) ICCF 2014 1/2-1/2 (38)}) (5... Bf5 6. Nc3 Qh4 (6... Nxf2 7. Qxf5 Nxh1 8. Bg5 Be7 9. Bxe7 Qxe7 10. exd6 cxd6 11. Nd5 Qd8 12. Qe4+ Kf8 13. g3 Nxg3 14. hxg3 Nc6 15. Nf3 Qe8 16. Qf4 Qd7 17. O-O-O Rd8 18. Bg2 {Perkiömäki, J-Hirsso,J (2150) ICCF 2009 1-0}) 7. g3 Qg4 8. f3 Nxc3 9. Qxc3 Qg6 10. e4 Bxe4 11. Qe3 Bc6 12. exd6+ Kd7 13. Bh3+ Kd8 14. Qg5+ Qxg5 15. Bxg5+ f6 16. dxc7+ Kxc7 17. Bf4+ {Abbott,P-Alberts,J (1809) ICCF 2009 1-0 (46)}) 6. e3 (6. cxd5 Qxd5 7. Nc3 Nxc3 8. Qxc3 Nc6 9. Bf4 Be6 10. Nf3 O-O-O 11. Rc1 h6 12. e3 g5 13. Bg3 Rd7 14. h3 Be7 15. b4 Rhd8 16. Be2 a6 17. O-O h5 {Hansen,K (1975)-Faber,K (2060) ICCF 2019 1/2-1/2 (42)}) (6. Nf3 Bf5 7. cxd5 Qxd5 8. Nc3 Nxc3 9. Qxc3 Nc6 10. Bf4 Qc5 11. Rc1 Qxc3+ 12. Rxc3 h6 13. e3 O-O-O 14. Bg3 g5 15. Bb5 Be4 16. O-O Ne7 17. Nd4 Bg7 {Jiménez Pulido,G-Melchor Muñoz,A (2169) ICCF 2012 1-0 (38)}) 6... Bf5 (6... c6 7. Nf3 Bf5 8. Nc3 Ng3 9. e4 Bxe4 10. Nxe4 Nxe4 11. Bd3 Qa5+ 12. Ke2 Qb6 13. Rf1 Nd7 14. b4 Qd8 15. Be3 Be7 16. Rfd1 f5 17. cxd5 cxd5 18. Qb3 {Haugen,A (2466)-Torgersen,T (2082) ICCF 2014 1-0 (28)}) 7. Nc3 Nd7 (7... Ng3 8. e4 Bxe4 9. Qa4+ b5 10. Nxb5 Nxh1 11. Nd6+ Ke7 12. cxd5 cxd6 13. Qxe4 Qb6 14. Bg5+ Ke8 15. exd6+ Kd7 16. Qa4+ Kc8 17. Rc1+ Nc6 18. Rxc6+ { 1-0 (18) Scott,P (2287)-Soar,T (1744) ICCF 2019}) 8. cxd5 Ng3 9. e4 Nxh1 10. exf5 Nxe5 11. Be3 Ng4 12. Bb5+ {1-0 (12) Lukesova,M-Alberts,J ICCF 2008 Budapest Gambit, Fajarowicz-Variation}) 5. Nf3 (5. Nd2 Bb7 6. Nxe4 Bxe4 7. Bf4 Be7 8. Nf3 Nc6 9. e3 O-O 10. Be2 f6 11. O-O fxe5 12. Nxe5 Nxe5 13. Bxe5 Bf6 14. Qd4 Bc6 15. Bxf6 Rxf6 16. c5 Qe7 {Perrin,R (1841)-Gawne,M ICCF 2013 1-0}) (5. Qc2 Bb7 6. Nc3 Nxc3 7. Qxc3 Nc6 8. Bf4 Be7 9. O-O-O f6 10. e6 d6 11. Qh3 O-O 12. Nf3 f5 13. e3 Bc8 14. Bd3 Bxe6 15. g4 Qd7 16. g5 g6 {RAMBOUILLET,C-Gambit de MURET,C ICCF 2006 0-1 (28)}) (5. Qd5 Bb7 6. Qxb7 Nc6 7. Nc3 Nc5 8. Bg5 f6 9. exf6 gxf6 10. Bxf6 Qxf6 11. Qxa8+ Kf7 12. Rd1 Bg7 13. Rxd7+ Nxd7 14. Qb7 Qg6 15. f3 Be5 16. Ne4 Rb8 {Young,S-Morin,S (2081) ICCF 2005 0-1 (52)}) 5... Bb7 6. Nbd2 (6. g3 Bc5 (6... a5 7. Bg2 Na6 (7... Bc5 8. O-O O-O (8... h6 9. Nh4 Nxf2 10. Rxf2 Bxg2 11. Kxg2 Bxf2 12. Kxf2 Nc6 13. Nf3 Qe7 14. Nc3 Qc5+ 15. Be3 Qxc4 16. Nd5 Rc8 17. Rc1 Qe4 18. b4 axb4 19. axb4 b5 20. Qd2 {Räßler,A (2334) -Gérard,A (1934) ICCF 2014 1-0}) 9. Ng5 Nxf2 10. Rxf2 Bxg2 11. Kxg2 Bxf2 12. Qd3 g6 13. Kxf2 Nc6 14. Nf3 f6 15. Qd5+ Kg7 16. exf6+ Qxf6 17. Bf4 Qxb2 18. Qxd7+ Kg8 19. Ra2 {Balutescu,M (2337)-Gérard,A (1934) ICCF 2014 1-0}) (7... Be7 8. O-O O-O 9. Qc2 f6 (9... Nc5 10. Nc3 Re8 11. Nd5 Ne6 12. b3 Qc8 13. e3 h6 14. Nd4 Nxd4 15. exd4 Nc6 16. Rd1 d6 17. e6 fxe6 18. Bxh6 Nxd4 19. Nxe7+ Rxe7 20. Rxd4 Bxg2 21. Bg5 {Kirkov,T (2277)-Gérard,A (1934) ICCF 2014 1-0 (26)}) 10. Nd4 Nc5 11. Bxb7 Nxb7 12. Rd1 Nc5 13. e6 Qc8 14. exd7 Nbxd7 15. Nc3 c6 16. Nf5 Re8 17. Bf4 Bf8 18. Bd6 Ne5 19. Bxf8 {Sande,Ø (2226)-Gérard,A (1934) ICCF 2014 1-0 (31)}) 8. Ng5 Nac5 (8... Nc3 9. Nxc3 Bxg2 10. e4 Bxa3 11. Rg1 Be7 12. Qh5 g6 13. Qh6 Nc5 14. Rxg2 Nd3+ 15. Kf1 Bf8 16. Qh4 Nxe5 17. f4 Nxc4 18. e5 Bg7 19. Rc2 a4 20. Nd5 {Ryzhkov,I (2332)-Gérard,A (1934) ICCF 2014 1-0}) 9. Nxe4 Bxe4 10. Bxe4 Nxe4 11. Qc2 Nc5 12. Nc3 Ne6 13. f4 Bc5 14. Rb1 Nd4 15. Qd3 Nb3 16. Be3 O-O 17. Rd1 h6 18. O-O {Harabor,M (2307)-Knöppel,B (2057) ICCF 2017 1-0 (36)}) (6... Nc6 7. Bg2 Bc5 8. O-O a5 9. Qd3 Ne7 10. Ng5 d5 11. cxd5 Nxg5 12. Bxg5 Ba6 13. Qd2 Rb8 14. b4 Qd7 15. bxc5 Bc4 16. d6 Nf5 17. c6 { 1-0 (17) Shabaev,V (1995)-Soar,T (1610) ICCF 2021}) (6... d6 7. Bg2 Nd7 8. Ng5 d5 9. e6 Nxg5 10. exd7+ Qxd7 11. Bxg5 f6 12. Be3 O-O-O 13. cxd5 Bd6 14. Nc3 Rhe8 15. Qd3 Be5 16. O-O Kb8 17. Rfd1 Qc8 18. Rac1 {Brennan,R (2229)-Soar,T (1744) ICCF 2019 1-0}) 7. e3 a5 8. Bg2 Qe7 (8... Ng5 9. Nh4 (9. Nbd2 Qe7 10. Nh4 Bxg2 11. Nxg2 f5 12. f4 Ne6 13. O-O Nc6 14. Nf3 O-O 15. Bd2 Qf7 16. Bc3 g6 17. Rc1 Rfd8 18. Qe2 d6 19. Kh1 Qe7 20. g4 fxg4 {Ketelaars,A (1429)-Faber,K (2006) ICCF 2019 1-0 (45)}) 9... Bxg2 10. Nxg2 f6 11. h4 Ne6 12. f4 Nc6 13. f5 Nf8 14. exf6 Qxf6 15. O-O Qe5 16. Nc3 O-O-O 17. Bd2 Qxg3 18. Ne4 Qe5 19. Nxc5 Qxc5 20. Bc3 {Stefanov,V (2287)-Knöppel,B (2057) ICCF 2017 1-0 (46)}) 9. O-O Nc6 10. Nfd2 Nxd2 11. Bxd2 Qxe5 12. Nc3 O-O 13. Nd5 Bd6 (13... Rfc8 14. Bc3 Qf5 15. Re1 Nd8 16. e4 Qg5 17. e5 {1-0 (17) Teeriaho,T (2408)-Destruels Moreno,V (2364) ICCF 2012}) 14. f4 Qf5 15. e4 Qe6 16. Bc3 Ba6 17. e5 Bc5+ {Laghetti,G (2294)-Jong,E (2105) ICCF 2011 1-0}) (6. Qc2 a5 7. Be3 Na6 8. g3 Bc5 9. Nbd2 f5 10. exf6 Nxf6 11. Bf4 Nh5 12. Be5 O-O 13. Bg2 Qe7 14. O-O Rae8 15. Bc3 Nf6 16. Ng5 Bxg2 17. Kxg2 g6 {Richter,W (2185)-Michalek,M (2128) ICCF 2016 1-0 (36)}) 6... a5 (6... Nc5 7. b4 Ne6 8. Bb2 a5 (8... d6 9. exd6 Bxd6 10. e3 a5 11. c5 bxc5 12. bxc5 Bxc5 13. Qb1 Bxf3 14. Nxf3 Nd7 15. Qe4 O-O 16. Bd3 g6 17. Ne5 Qf6 18. Nc4 Qe7 19. O-O Bd6 20. Be2 {Bergmann,P (1818)-Stadchenko,I ICCF 2012 1-0 (62)}) 9. b5 d6 10. exd6 Bxd6 11. Qc2 Nd7 12. g3 O-O 13. Bg2 Ndc5 14. O-O Qd7 15. Rad1 f6 (15... f5 16. Nb3 Be4 17. Qc3 Na4 18. Qc1 Nxb2 19. Qxb2 Qe7 20. a4 Nc5 21. Nxc5 Bxc5 22. Bh3 Bd6 23. Nd4 Be5 24. Qb3 Kh8 25. Nc6 Qc5 26. Nxe5 Qxe5 27. Qe3 {Roberts,D (1673)-Soar,T (1744) ICCF 2019 1/2-1/2 (40)}) 16. e3 Rae8 17. h4 Qf7 18. Nd4 {Galjé,H (2205)-Faber,K (2006) ICCF 2019 1-0 (40)}) (6... Nxd2 7. Bxd2 Qe7 8. Bc3 g6 9. Qc2 Bg7 10. O-O-O Nc6 11. Rd5 O-O 12. h4 Na5 13. e3 Bxd5 14. cxd5 d6 15. h5 dxe5 16. Bb4 Qd7 17. hxg6 hxg6 18. Bxf8 {Price,D (2070)-Ugrinovsky,A (2183) ICCF 2012 1/2-1/2}) (6... f5 7. exf6 Qxf6 8. Nxe4 Bxe4 9. Qd4 Qf5 10. Ng5 Bc2 11. e4 Nc6 12. Qc3 Qa5 13. Qxa5 bxa5 14. Bd2 Be7 15. Rc1 Bxg5 16. Rxc2 Nd4 17. Rc3 Bxd2+ 18. Kxd2 {Bury,R-Riihimäki,V ICCF 2005 1/2-1/2}) 7. Nxe4 (7. Qc2 Nc5 8. b3 Be7 9. Bb2 (9. g3 Nc6 10. Bb2 f6 11. exf6 Bxf6 12. Bh3 O-O 13. O-O Qe7 14. Rfe1 Rae8 15. Bg2 Qf7 16. Rab1 Bd4 17. Bc3 Bxc3 18. Qxc3 d6 19. e4 Ne5 20. b4 axb4 {Silin,V (2285)-Gérard,A (1934) ICCF 2014 1-0 (40)}) 9... O-O 10. g3 d6 11. exd6 Qxd6 12. Bg2 Nbd7 13. O-O Qg6 14. Qxg6 hxg6 15. Rfd1 Rfd8 16. Nd4 Bxg2 17. Kxg2 Bf6 18. Rab1 Nf8 {Bas Fortuny,M (2168)-Gérard,A (1934) ICCF 2014 1-0 (32)}) 7... Bxe4 8. Bf4 (8. Qd4 Bb7 9. Bd2 Na6 10. Rd1 Nc5 11. g3 Be7 12. Bg2 O-O 13. O-O f6 14. b4 axb4 15. axb4 fxe5 16. Nxe5 Bxg2 17. Kxg2 Ne6 18. Qxd7 Qxd7 19. Nxd7 Rfd8 {Petruzzelli, R (2049)-Gérard,A (1934) ICCF 2014 1-0 (33)}) (8. g3 Bc5 9. Bh3 O-O 10. O-O Qe8 11. Bf4 h6 12. Qd2 Nc6 13. Bxd7 Qe7 14. Bxc6 Bxc6 15. Qc3 Rae8 16. Rad1 f6 17. exf6 Rxf6 18. Ne5 Ba8 19. Nd7 Re6 {Saharinen,P (1956)-Juras,Z ICCF 2015 1/ 2-1/2 (28)}) 8... Na6 (8... Bc5 9. e3 Nc6 10. Bd3 Bxd3 11. Qxd3 Qe7 12. O-O h6 13. Rad1 g5 14. Bg3 O-O-O 15. Qe4 h5 16. h3 Rdg8 17. Nd4 Bxd4 18. exd4 h4 19. Bh2 g4 20. Kh1 {White,R (1750)-Cochrane,R ICCF 2014 1-0 (34)}) 9. g3 (9. e3 Be7 10. Bd3 Bg6 (10... Bxd3 11. Qxd3 Nc5 12. Qc2 a4 13. O-O Qc8 14. Rad1 Qb7 15. Rd5 h6 16. Rfd1 O-O 17. Qf5 Rad8 18. Qg4 Qc6 19. Nd4 Qg6 20. Qxg6 fxg6 21. Ne2 g5 22. Bg3 {Dresher,K (1912)-Jong,E (2105) ICCF 2011 1/2-1/2 (28)}) 11. O-O O-O 12. Bxg6 hxg6 13. h3 Nc5 14. Qc2 Ne6 15. Rad1 Qe8 16. Rd2 Nxf4 17. exf4 d6 18. Re1 Qc8 19. e6 fxe6 20. Rde2 Rf6 {Buczinski,H (2161)-Gérard,A (1934) ICCF 2014 1-0 (27)}) 9... Nc5 10. Bg2 (10. Bh3 Be7 11. O-O O-O 12. Nd4 Ne6 13. Nb5 Nxf4 14. gxf4 Bc6 15. Qd3 Bc5 16. Rfd1 Bxb5 17. cxb5 d6 18. e6 fxe6 19. Bxe6+ Kh8 20. e3 Qh4 21. Bd5 Rad8 {Pilkin,E (2193)-Gérard,A (1934) ICCF 2014 1-0 (32)}) 10... Be7 (10... a4 11. Rc1 h6 12. O-O g6 13. Nd4 Bxg2 14. Kxg2 Bg7 15. h4 Qc8 16. Nf3 O-O 17. Qc2 Re8 18. Rcd1 Re7 19. Rd5 Qb7 20. Be3 Rae8 21. Bxc5 bxc5 22. Qxa4 {Rawlings,A (2409)-Jong,E (2105) ICCF 2011 1-0 (28)}) 11. O-O O-O 12. Nd4 Bxg2 13. Kxg2 Ne6 14. Qd2 Nxf4+ (14... Bc5 15. Nxe6 dxe6 16. Rad1 Qxd2 17. Rxd2 Rfd8 18. Rfd1 Rxd2 19. Rxd2 Kf8 20. g4 Ke8 21. Rd3 Rd8 22. Rxd8+ Kxd8 23. e3 Kd7 24. Kf3 Kc6 25. Ke4 Kd7 26. h4 {Sanner,Z (2291)-Gérard,A (1934) ICCF 2014 1/2-1/2 (43)}) 15. Qxf4 f6 16. Rad1 fxe5 17. Qxe5 Bf6 18. Qe4 Qe8 19. Qc2 Bxd4 20. Rxd4 d6 21. Rfd1 Qc6+ 22. Qe4 Qxe4+ 23. Rxe4 Rae8 24. Rxe8 Rxe8 25. e3 Kf7 26. Rd4 Re5 27. Kf3 a4 28. Rd5 Re6 29. Rb5 Re8 30. h4 g6 31. e4 Kf6 32. Ke3 h6 33. f4 Kf7 34. g4 Kf6 35. h5 Kf7 36. hxg6+ Kxg6 37. e5 Kf7 38. Kf3 dxe5 39. Rxe5 {1-0 (39) Wieringen,C (2308)-Gérard,A (1934) ICCF 2014} *