Indonesia Open 2011 - Game Aleksey Dreev vs Susanto Megaranto

Here some games from the Indonesia Open 2011. Highlight is the game between Aleksey Dreev and Susanto Megaranto, in a complicated pieces manuevering, Dreev blundered on move 49.Ng3?? , allowing Black to penetrated into White king's defence. Analysis in Bahasa Indonesia by Kris Liem, info provided by mr. Djoni. Courtesy of bpk Kristianus Liem (PB PERCASI / SCUA )

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Selected PGN from round 3:
[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.14"]
[Round "3"]
[White "GM Wesley So"]
[WhiteElo "2655"]
[Black "GM Dao Thien Hai"]
[BlackElo "2493"]
[Result "½–½"]
[ECO "C42"]
1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.Re1 Bg4 9.c3 f5 10.Qb3 Na5 11.Qa4+ Nc6 12.Ba6 Bxf3 13.Bxb7 O-O 14.Nd2 Bxg2 15.Kxg2 Bd6 16.Nf3 Ne7 17.Bxa8 Qxa8 18.Qd7 Ng6 19.Qe6+ Kh8 20.Ng5 Rf6 21.Nf7+ Kg8 22.Nh6+ Kh8 23.Nf7+ ½–½

[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.14"]
[Round "3"]
[White "GM Oliver Barbosa"]
[WhiteElo "2538"]
[Black "FM Wahomo Awam"]
[BlackElo "2379"]
[Result "1-0"]
[ECO "E86"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 a6 8.Qd2 Nbd7 9.Rd1 c6 10.dxe5 dxe5 11.c5 Ne8 12.Na4 Qe7 13.Ng3 Bf6 14.Bc4 Ng7 15.O-O Ne6 16.Qa5 Re8 17.Kh1 Ndf8 18.Ne2 Bg5 19.Bg1 h5 20.Qc3 Nf4 21.Nb6 Rb8 22.Nxf4 Bxf4 23.Rd6 Kh7 24.Rfd1 h4 25.Bf2 Bg5 26.b4 Bf6 27.a4 Bg7 28.b5 axb5 29.axb5 Be6 30.bxc6 bxc6 31.Rxc6 h3 32.g3 Red8 33.Rcd6 Bxc4 34.Qxc4 Ne6 35.Qf1 Nd4 36.Nd5 Qa7 37.Rxd8 Rxd8 38.c6 Qa4 39.c7 Rf8 40.Rc1 Nxf3 41.Qxh3+ 1–0

[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.14"]
[Round "3"]
[White "GM Vladislav Tkachiev"]
[WhiteElo "2631"]
[Black "GM Megaranto Susanto"]
[BlackElo "2530"]
[Result "1-0"]
[ECO "E54"]
1.c4 e6 2.d4 Nf6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O cxd4 8.exd4 Bxc3 9.bxc3 dxc4 10.Bxc4 Qc7 11.Bd3 Nbd7 12.c4 b6 13.Bb2 Bb7 14.Re1 Qf4 15.Qd2 Qxd2 16.Nxd2 Rfd8 17.a4 Nb8 18.a5 Nc6 19.axb6 axb6 20.Rxa8 Rxa8 21.Ra1 Rxa1+ 22.Bxa1 Kf8 23.f3 Ke7 24.Kf2 h6 25.Bb2 Ba6 26.Ke3 Kd7 27.Ba3 Ne7 28.Nb1 Bb7 29.Nc3 Bc6 30.g4 h5 31.h3 hxg4 32.fxg4 Bg2 33.g5 Nh5 34.Bxe7 Kxe7 35.Be2 Ng3 36.Bd1 Bc6 37.Kf4 Nf1 38.Nb1 f6 39.h4 e5+ 40.dxe5 fxe5+ 41.Kxe5 Nh2 42.Be2 Bf3 43.Bd3 Bc6 44.Be4 Ng4+ 45.Kf4 Bxe4 46.Kxe4 Kd6 47.Nc3 Kc5 48.Kf4 1–0

[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.14"]
[Round "3"]
[White "GM Cao Sang"]
[WhiteElo "2529"]
[Black "GM Li Chao"]
[BlackElo "2710"]
[Result "0-1"]
[ECO "B51"]
1.e4 c5 2.Nc3 d6 3.Nf3 Nc6 4.Bb5 e5 5.O-O Nf6 6.d3 Be7 7.Nd5 O-O 8.Bxc6 bxc6 9.Nxe7+ Qxe7 10.Bg5 h6 11.Bxf6 Qxf6 12.Nd2 Qg5 13.f4 exf4 14.Qf3 Qf6 15.Qxf4 Qxb2 16.Qxd6 Qxc2 17.Nc4 Be6 18.Rfc1 Qe2 19.Ne5 Rab8 20.Re1 Qd2 21.Nxc6 Rb2 22.Qg3 Kh7 23.Red1 Qc3 24.Rac1 Qa3 25.Rf1 Rxa2 26.Kh1 a5 27.Qd6 Ra8 28.Qxc5 Qxd3 29.Qe5 Rc2 30.Nd4 Rxc1 31.Rxc1 Rd8 32.Nf3 a4 33.h3 a3 34.Qh5 Kg8 35.Qa5 a2 36.Kh2 Kh7 37.Ra1 Rd7 38.Qa4 Qb1 0–1

[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.14"]
[Round "3"]
[White "GM Mark Paragua"]
[WhiteElo "2533"]
[Black "GM Dewi Aa Citra"]
[BlackElo "2083"]
[Result "1-0"]
[ECO "D37"]
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 Bxc5 6.Nf3 Nc6 7.Bf4 O-O 8.e3 d5 9.Rd1 Qa5 10.a3 Be7 11.Bg3 a6 12.cxd5 Nxd5 13.Bd3 h6 14.O-O Nxc3 15.bxc3 Qxa3 16.Nd2 e5 17.Bc4 Qc5 18.Qe4 b5 19.Ba2 Bb7 20.Nf3 Bd6 21.Nh4 Bc7 22.Bb1 g6 23.Nxg6 f5 24.Qh4 Rf7 25.Qxh6 Rh7 26.Ba2+ 1–0

[Event "Indonesia Open 2011"]
[Site "Jakarta"]
[Date "2011.10.16"]
[Round "5"]
[White "GM Aleksey Dreev"]
[Black "GM Susanto Megaranto"]
[Result "0-1"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.Nc3 e6 6.Nh4 Bg6 7.Be2 Nbd7 8.O-O Be7 9.g3 O-O 10.Nxg6 hxg6 11.Qc2 dxc4 12.Bxc4 Qa5 13.Bd2 Qf5 14.Qxf5 gxf5 15.Rfd1 Nb6 16.Be2 Rfd8 17.Be1 g6 18.Rac1 Kg7 19.Bf3 Rh8 20.Bg2 Ng4 21.h3 Nf6 22.Rd3 a5 23.a3 a4 24.Rdd1 Nbd5 25.Ne2 Ne4 26.Rd3 Bg5 27.Rc2 Bh6 28.Nc3 Nd6 29.Nb1 Ra6 30.Nd2 Re8 31.Kf1 b5 32.Ke2 Rb8 33.f3 Nc4 34.Nf1 Bg5 35.e4 Ndb6 36.exf5 exf5 37.f4 Bf6 38.Bxc6 Nc8 39.Bg2 Re6+ 40.Kf2 N8d6 41.Bc3 Rbe8 42.Bf3 Ne4+ 43.Bxe4 Rxe4 44.Kf3 Kg8 45.Rh2 Kf8 46.Rg2 Ke7 47.g4 Kd6 48.gxf5 gxf5 49.Ng3 Re3+ 50.Rxe3 Rxe3+ 51.Kf2 Bh4 52.Be1 Kd5 53.Kf1 Rf3+ 54.Ke2 Rb3 55.Bc3 Nxb2 56.Nxf5 Rxc3 57.Nxh4 Rxh3 58.Nf3 f6 59.Rg6 Ke4 60.Rxf6 Rxf3 61.Re6+ Kf5 62.Re5+ Kxf4 63.Rxb5 Rb3 64.Rc5 Rxa3 65.Kd2 Ke4 66.d5 Kd4 67.Rb5 Nc4+ 68.Ke2 Rb3 0-1

games from official bulletin.