[Event "44th Chess Olympiad Open 2022"] [White "Duda,Jan-Krzysztof"] [Black "Deac,Bogdan-Daniel"] [Site "Chennai"] [Round "4.4"] [Annotator "TA"] [Result "1/2-1/2"] [Date "2022.08.01"] [WhiteElo "2750"] [BlackElo "2692"] [PlyCount "72"] [TimeControl "60"] {[%evp 19,72,24,22,18,12,13,5,19,16,10,20,6,18,0,0,0,0,0,0,0,22,20,27,0,0,0,0,0,0,0,0,-37,0,0,0,0,1,29,17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:0:0]} Nf6 {[%emt 0:0:5]} 2. c4 {[%emt 0:0:6]} e6 {[%emt 0:0:6]} 3. Nf3 {[%emt 0:0:7]} d5 {[%emt 0:1:47]} 4. g3 {[%emt 0:0:5]} Be7 {[%emt 0:0:49] } 5. Bg2 {[%emt 0:0:7]} O-O {[%emt 0:0:4]} 6. O-O {[%emt 0:1:9]} dxc4 {[%emt 0:1:6] } 7. Ne5 {[%emt 0:0:0]} Nc6 {[%emt 0:1:11]} 8. Bxc6 {[%emt 0:0:0]} bxc6 {[%emt 0:0:2]} 9. Nxc6 {[%emt 0:0:0]} Qe8 {[%emt 0:0:27]} 10. Nxe7+ {[%emt 0:0:0]} Qxe7 {[%emt 0:0:7]} 11. b3 {[%emt 0:0:0] E05: Open Catalan: 5 Nf3 Be7.} cxb3 {[%emt 0:14:7]} 12. Qxb3 {[%emt 0:0:1] [#] aiming for Ba3.} Rd8 {[%emt 0:0:49]} 13. Ba3 {[%emt 0:3:15]} Qe8 {[%emt 0:2:56]} 14. Rd1 {[%emt 0:2:27]} Ba6 {[%emt 0:7:10]} 15. Nc3 {[%emt 0:0:0]} Nd5 {[%emt 0:0:21] } 16. e4 {[%emt 0:0:0]} Rab8 {[%emt 0:0:56]} 17. Qc2 {[%emt 0:0:0]} Nb4 {[%emt 0:0:13]} 18. Bxb4 {[%emt 0:0:0]} Rxb4 {[%emt 0:0:5]} 19. d5 {[%emt 0:9:38]} e5 {[%emt 0:16:11]} 20. Qc1 {[%emt 0:5:16] [#]} Rc4 $146 {[%emt 0:8:46]} ({Predecessor:} 20... Rd6 21. Qe3 Qb8 22. Rab1 h6 23. Qc5 Rxb1 24. Rxb1 Rb6 25. Rc1 Rb2 26. Kg2 Bd3 {½-½ (42) Hilby,C (2390)-Brown,M (2506) Las Vegas 2017} )21. Qa3 {[%emt 0:5:58]} Rd6 {[%emt 0:0:0]} 22. Rab1 {[%emt 0:1:40][%cal Yc3a4]} h5 {[%emt 0:8:34][%cal Yh7h5,Yh5h4,Yh4g3]} 23. Rb4 {[%emt 0:9:51]} Rxb4 {[%emt 0:0:0]} 24. Qxb4 {[%emt 0:0:56]} h4 {[%emt 0:12:40]} 25. a4 {[%emt 0:23:46]} Qc8 {[%emt 0:14:54]} 26. Nb5 {[%emt 0:13:46] } hxg3 {[%emt 0:0:0]} 27. Nxd6 {[%emt 0:11:18]} Qg4 {[%emt 0:0:0]} 28. Qb8+ {[%emt 0:0:0]} Kh7 {[%emt 0:0:4] [#]} 29. Nxf7 $1 {[%emt 0:1:13] White wants to mate with Qh8+. The position is equal.} gxf2+ {[%emt 0:10:43] } 30. Kxf2 {[%emt 0:0:0]} Qf4+ {[%emt 0:0:15]} 31. Kg2 {[%emt 0:0:0] } Qxe4+ {[%emt 0:0:33]} 32. Kf2 {[%emt 0:0:0] Ng5+ would kill now.} Qe2+ {[%emt 0:0:25]} 33. Kg3 {[%emt 0:0:0]} Qe3+ {[%emt 0:0:4]} 34. Kg2 {[%emt 0:0:0]} Qe2+ {[%emt 0:1:13]} 35. Kg3 {[%emt 0:0:0] Strongly threatening Qb1+.} Qe3+ {[%emt 0:0:33]} 36. Kg2 {[%emt 0:0:0] Black must now prevent Qh8+.} Qe2+ {[%emt 0:0:38] An even fight not without its subleties. Weighted Error Value: White=0.05 (flawless) /Black=0.03 (flawless)} 1/2-1/2