Chess game: Obregon x Granda

Pgn here.

[Event "III Torneo ZICOSUR 2017"] [Site "Antofagasta"] [Date "2017.01.12"] [Round "5"] [White "Obregon, Andres Carlos"] [Black "Granda Zuniga, Julio E"] [Result "1-0"] [ECO "C97"] [WhiteElo "2502"] [BlackElo "2644"] [Annotator "Leitão"] [PlyCount "65"] [EventDate "2017.??.??"] [EventType "swiss"] [EventCountry "CHI"] [SourceTitle "playchess.com"] [Source "ChessBase"] [TimeControl "5400+30"] {O forte aberto Zicosur está sendo disputado na cidade chilena de Antofagasta. Na quinta rodada tivemos uma brilhante partida. Como jogar de brancas na posição do diagrama?} 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:41]} 2. Nf3 { [%emt 0:00:00]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:00]} a6 {[%emt 0:00:22] } 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:21]} 5. O-O {[%emt 0:00:07]} Be7 { [%emt 0:00:59]} 6. Re1 {[%emt 0:01:50]} b5 {[%emt 0:00:10]} 7. Bb3 {[%emt 0:00: 14]} d6 {[%emt 0:00:09]} 8. c3 {[%emt 0:00:03]} O-O {[%emt 0:00:16]} 9. h3 { [%emt 0:01:26]} Na5 {[%emt 0:07:09]} 10. Bc2 {[%emt 0:00:12]} c5 {[%emt 0:00: 03]} 11. d4 {[%emt 0:00:05]} Qc7 {[%emt 0:00:39]} 12. d5 {[%emt 0:05:10]} Nd7 ( 12... Nc4) 13. Nbd2 {[%emt 0:18:01]} c4 {[%emt 0:16:39]} 14. Nf1 {[%emt 0:00: 53]} Nb6 {[%emt 0:00:47]} 15. g4 {[%emt 0:05:13]} Nb7 {[%emt 0:02:21]} 16. Ng3 {[%emt 0:00:22]} a5 {[%emt 0:21:13]} 17. Be3 {[%emt 0:09:05]} Nc5 {[%emt 0:14: 14]} 18. Nf5 {[%emt 0:21:06]} Bd8 {[%emt 0:01:15]} 19. Qd2 {[%emt 0:03:38]} f6 {[%emt 0:07:46]} 20. Kh1 {[%emt 0:00:26]} g6 {[%emt 0:03:26]} 21. Rg1 $5 { [%emt 0:01:02]} Kh8 {[%emt 0:03:09]} 22. Rg3 {[%emt 0:13:15]} Nba4 {[%emt 0:04: 02]} (22... gxf5 $2 23. gxf5 $18) 23. Rag1 {[%emt 0:08:40]} Nxb2 {[%emt 0:00: 46]} 24. Bxc5 {[%emt 0:02:59]} dxc5 {[%emt 0:03:50]} (24... Qxc5 25. Qh6 Rg8 ( 25... Rf7 $2 26. g5 $18) 26. g5 fxg5 27. Nxg5 Bxg5 28. Rxg5 Bxf5 29. exf5 $36) 25. Qh6 {[%emt 0:00:08]} Rg8 {[%emt 0:03:25] [#]} 26. g5 $1 {[%emt 0:01:51]} fxg5 {[%emt 0:02:52]} 27. Nxg5 {[%emt 0:01:20]} Bxg5 {[%emt 0:04:09]} 28. Rxg5 {[%emt 0:02:46]} (28. Qxg5 Bxf5 29. exf5 Nd3 $16) 28... Bxf5 $2 {[%emt 0:00:47] } (28... Ra6 $1) 29. exf5 $18 {[%emt 0:00:06]} Nd3 {[%emt 0:02:42]} 30. fxg6 { [%emt 0:01:26]} Nxf2+ {[%emt 0:00:23]} 31. Kh2 {[%emt 0:00:10]} e4+ {[%emt 0: 00:14]} 32. R1g3 {[%emt 0:00:07]} Qg7 {[%emt 0:00:59]} 33. Qh4 {[%emt 0:00:29]} 1-0 You must activate JavaScript to enhance chess game visualization.

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