Below is IM Jimmy Liew (Malaysia) 2nd round win against IM Tirto (Indonesia) . The game have the same scenario like GM Dao Tien Hai lost against IM Mas. Tirto had a superior position from early stage an even a piece up on move 27. Unfortunetly he mishandled the position and made a serious mistake on move 29 that give Jimmy 5 strong connected passed pawn that was very difficult to handle.
Below are the game with annotation from Fritz and hairulov.
IM Jimmy Liew (2309) - IM Tirto (2418)
[D00]DATMO 2007 ,20.08.2007
1.d4 d5 2.Nc3 (Veresov opening, Jimmy favourites openings) Bf5 3.f3 Nf6 4.Bg5 c6 5.Qd2 Nbd7 6.g4 [6.e4 dxe4 7.Qf4 Qa5 8.0-0-0 e6 9.Bxf6 Nxf6 10.fxe4 Bg6 11.Bd3 Bb4 12.Nge2 0-0-0 13.e5 According to Fritz Opening Books] 6...Bg6 7.e3 e6 8.h4 h5 9.Bxf6 Nxf6 [i think taking with the pawn 9...gxf6 is better because black can then break the centre with his pawn and rely on his double bishop to exploit the open position] 10.g5 Ng8 11.Nge2 Bd6 12.Bg2 Ne7 13.e4 Qb8 14.e5 Bc7 15.Nd1 b6 16.Ne3 c5 17.c3 Qc8 18.Nf4 b5 19.0-0 Bb6 20.Kh1 b4 21.Rac1 bxc3 22.bxc3 Qa6 23.Nxg6 Nxg6 24.f4 Nxh4 25.f5 Nimzovich: attack the chain at its base 25...Nxg2 26.Qxg2 Qd3 [26...cxd4 27.fxe6 fxe6 28.Nxd5 exd5 29.Qxd5+-] 27.g6 [27.Qf3!? should be investigated more closely 27...0-0 28.Rfd1-/+] 27...Qxe3-/+ 28.gxf7+ Kf8?? Black is ruining his position [28...Kxf7 29.Qg6+ Kf8 30.fxe6+ Kg8 31.Qf7+ Kh7-/+] 29.fxe6= Qh6? [29...cxd4!? is an interesting idea 30.Rce1 Qxc3 31.e7+ Kxe7 32.f8Q+ Raxf8 (32...Rhxf8 33.Qxg7+ Ke6 34.Qg6+ Kd7 35.Qd6+ Kc8 36.Qxf8+ Kb7 37.Qf5+/=) 33.Qxg7+ Ke6 34.Qg6+ Kd7 35.Qd6+ Ke8 36.Qe6+ Kd8 37.Qd6+ Ke8 38.Qe6+ Kd8 39.Qd6+ Ke8=] 30.dxc5+/= Bc7? [30...Bxc5? 31.Qxd5; 30...Qxe6 is the best option Black has 31.cxb6 axb6+/-; ] 31.c4+- Rb8?? shortens the misery for Black [31...Qxe6 32.cxd5 Qg4+-] 32.cxd5 Bd8 [32...a5 33.e7+! here's the full point 33...Kxe7 34.d6+ Kf8 35.dxc7 Rc8+-] and the notation become illegible after this move 1-0