[Event "WR Chess Masters 2023"] [White "Duda,Jan-Krzysztof"] [Black "Nepomniachtchi,Ian"] [Site "Duesseldorf"] [Round "2.4"] [Annotator "TA"] [Result "1/2-1/2"] [Date "2023.02.17"] [WhiteElo "2729"] [BlackElo "2793"] [PlyCount "78"] [TimeControl "60"] {[%evp 18,78,21,23,24,18,21,23,18,10,8,12,43,44,44,46,46,46,46,46,46,46,46,46,46,46,46,46,46,46,51,48,60,43,53,43,48,10,10,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:0:5]} e5 {[%emt 0:0:6]} 2. Nf3 {[%emt 0:0:6]} Nf6 {[%emt 0:0:6]} 3. Nxe5 {[%emt 0:0:13]} d6 {[%emt 0:0:5]} 4. Nf3 {[%emt 0:0:7]} Nxe4 {[%emt 0:0:7]} 5. d4 {[%emt 0:0:7]} d5 {[%emt 0:0:4]} 6. Bd3 {[%emt 0:0:6]} Bd6 {[%emt 0:0:33]} 7. O-O {[%emt 0:0:15]} O-O {[%emt 0:0:5]} 8. c4 {[%emt 0:0:12]} c6 {[%emt 0:0:6]} 9. Re1 {[%emt 0:0:12]} Bf5 {[%emt 0:0:29]} 10. Qb3 {[%emt 0:0:29]} Qd7 {[%emt 0:0:20] C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 11. Nc3 {[%emt 0:0:42] 11.c5 might become the main line.} Nxc3 {[%emt 0:0:48]} 12. Bxf5 {[%emt 0:0:8]} Qxf5 {[%emt 0:0:23] White has an edge.} 13. bxc3 {[%emt 0:0:18] [#] c5 would be deadly.} (13. Qxb7 {seems wilder.} Qd7 14. Qxd7 Nxd7 15. c5 )b6 {[%emt 0:2:31]} 14. Nh4 {[%emt 0:0:23] [#]} Qd7 $146 {[%emt 0:19:16]} ({Predecessor:} 14... Qh5 15. g3 Nd7 16. cxd5 cxd5 17. Ng2 Rfe8 18. Bf4 Bf8 19. Ne3 Nf6 20. Kg2 Rac8 {½-½ Adams,M (2701)-Papp,G (2603) Gibraltar Masters 17th 2019 (5)} )15. cxd5 {[%emt 0:0:33]} cxd5 {[%emt 0:1:48]} 16. g3 {[%emt 0:0:8]} Be7 {[%emt 0:4:25] [#]} 17. Rxe7 {[%emt 0:0:18][%mdl 64] Remove Defender} Qxe7 {[%emt 0:0:6]} 18. Ba3 {[%emt 0:0:5][%mdl 64] Deflection} (18. Qxd5 Qe1+ 19. Kg2 Qxc3 $17 )Qd7 {[%emt 0:7:11]} 19. Bxf8 {[%emt 0:0:35]} Kxf8 {[%emt 0:0:5]} 20. Re1 {[%emt 0:0:24]} Nc6 {[%emt 0:5:36]} 21. Qa3+ {[%emt 0:0:9]} Kg8 {[%emt 0:0:43]} 22. Ng2 {[%emt 0:0:6]} h6 {[%emt 0:12:38]} 23. h4 {[%emt 0:8:51]} Re8 {[%emt 0:18:16]} 24. Rxe8+ {[%emt 0:6:21]} Qxe8 $14 {[%emt 0:0:6][%mdl 4096] Endgame KQN-KQN} 25. Qd6 {[%emt 0:1:9]} Qe6 {[%emt 0:0:14]} 26. Qc7 {[%emt 0:0:35]} b5 $1 {[%emt 0:0:18][%cal Yb6b5,Yb5b4][%mdl 32]} 27. h5 {[%emt 0:6:50]} (27. Kf1 $5 {[%cal Rg2f4]} )b4 $1 {[%emt 0:4:1] The position is equal.} 28. Nf4 {[%emt 0:6:23]} (28. cxb4 {is interesting.} Nxd4 29. Nh4 a6 30. a4 )Qe8 {[%emt 0:1:5]} (28... Qe1+ 29. Kg2 Qe8 30. cxb4 $16 (30. Nxd5 $2 Qe4+ 31. Kg1 Qxd5 $19 ))29. cxb4 {[%emt 0:0:13]} (29. Nxd5 $2 {is the wrong capture.} Qe1+ 30. Kg2 Qe4+ 31. Kg1 Qe1+ 32. Kg2 Qe4+ 33. Kg1 Qxd5 $19 )Nxd4 {[%emt 0:0:48]} 30. Kf1 {[%emt 0:21:5]} (30. Nxd5 $2 {too greedy.} Qe1+ 31. Kg2 (31. Kh2 {is a self mate.} Qxf2+ 32. Kh3 Qf1+ 33. Kh4 Qh1+ 34. Kg4 f5+ 35. Kf4 Qe4# )Qe4+ 32. Kg1 Nf3+ 33. Kg2 Nd4+ 34. Kg1 Nf3+ 35. Kg2 Qxd5 $19 )Ne6 {[%emt 0:5:30]} 31. Qxa7 {[%emt 0:13:48] Hoping for Nxe6.} Nxf4 {[%emt 0:0:23]} 32. gxf4 $11 {[%emt 0:0:54] KQ-KQ} Qb5+ {[%emt 0:0:56]} 33. Kg2 {[%emt 0:0:7]} Qxb4 {[%emt 0:0:15]} 34. Qa8+ {[%emt 0:0:17]} Kh7 {[%emt 0:0:5]} 35. Qxd5 {[%emt 0:0:4]} Qxf4 {[%emt 0:0:4]} 36. Qd3+ {[%emt 0:0:22]} Kg8 {[%emt 0:0:11]} 37. Qd8+ {[%emt 0:0:4]} Kh7 {[%emt 0:0:4]} 38. Qd3+ {[%emt 0:0:5]} Kg8 {[%emt 0:0:2]} 39. Qd8+ {[%emt 0:0:5]} Kh7 {[%emt 0:0:4] Weighted Error Value: White=0.02 (flawless) /Black=0.03 (flawless)} 1/2-1/2