[Event "?"] [Site "?"] [Date "2020.11.04"] [Round "?"] [White "tradechess"] [Black "Chess Challenger 7"] [Result "1-0"] [ECO "D30"] [Annotator "Tactical Analysis 3.0 (5s)"] [PlyCount "49"] [EventDate "2020.??.??"] {[%evp 9,48,33,34,46,334,57,55,40,42,18,32,33,79,52,240,56,368,39,127,-36,-43, -145,-8,-6,54,72,64,63,499,102,587,347,491,140,95,109,93,112,29998,29999,29999] } 1. d4 d5 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Nc6 5. Nc3 Bxc3 6. Bxc3 {D30: Queen's Gambit Declined: Systems without Nc3.} dxc4 $2 {[%mdl 8192]} (6... Nf6 $14) 7. e3 $2 ({White must play} 7. d5 $1 $18) 7... Qd5 $14 8. Be2 {[%mdl 1024] [#] White has compensation.White is slightly better.} Nge7 $146 ({Predecessor:} 8... Nf6 9. O-O O-O 10. Rc1 b5 11. b3 cxb3 12. Qxb3 Qxb3 13. axb3 a6 14. Ne5 Nxe5 15. dxe5 {0-1 (39) Langer,A (910)-Rieger,F (1282) Friedrichshafen 2005}) 9. a3 O-O 10. Qc2 Bd7 11. O-O Nf5 $2 {[#]} (11... f5 $14) 12. Rfd1 $2 (12. e4 $1 $18 {[%CAl Re4d5]} Ncxd4 13. Nxd4 Nxd4 14. Bxd4 (14. exd5 Nxc2 15. Rac1 exd5 $16) 14... Qxd4 15. Rad1) 12... a5 $2 {[%mdl 8192]} (12... Nd6 $14) 13. Be1 $2 ({White has to play} 13. e4 $18 Qd6 14. d5) 13... b5 14. b3 $2 ({White should try} 14. e4 $16 Nfxd4 15. exd5 Nxc2 16. dxc6 Bxc6 17. Nd4 Nxd4 18. Rxd4) 14... cxb3 $15 15. Qc5 b2 16. Rab1 Qxc5 17. dxc5 Rfd8 18. Bxb5 {aiming for Rxd7!} e5 $2 {[%mdl 8192] [#]} (18... Nfe7 $14) 19. Rxb2 $2 (19. Rxd7 $1 $18 {[%mdl 512]} Rxd7 20. Bxc6) 19... a4 $2 {[%mdl 8192]} (19... Nfe7 $16) 20. Rbd2 {Black must now prevent Bxc6.} Be8 21. Bxc6 $2 (21. Rxd8 $18 {and the rest is easy.} Nxd8 22. Bxe8) 21... Rxd2 $16 22. Rxd2 Bxc6 23. Nxe5 Ra6 $2 {[%mdl 8192]} (23... Be8 $16) 24. Rd8+ Be8 25. Rxe8# {Accuracy: White = 23%, Black = 17%.} 1-0