(1) Vallejo Pons,F (2645) - Ponomariov,R (2718) [C92]
16th Ciudad Leon ESP (1.1), 07.06.2003

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.0-0 Be7 6.Re1 b5 7.Bb3 d6 8.c3 0-0 9.h3 a5 10.d4 [ 10.d3 a4 11.Bc2 Be6 12.Nbd2 Re8 13.d4 Bd7 14.Nf1 h6 15.Ng3 Bf8 Reaching our game position before move 15 by transposition. 16.Be3 g6 17.Qd2 Kh7 18.Rad1 exd4 19.cxd4 d5 20.e5 Ng8 21.Bg5 Be7 22.Bxe7 Qxe7 23.h4 Kg7 24.h5 Nd8 25.Qd3 Qe6 26.hxg6 fxg6 27.Nh4 Ne7 28.Nh5+ gxh5 29.Qh7+ Kf8 30.Rd3 Qg8 31.Rf3+ Nf7 32.e6 Qxh7 33.Bxh7 Bxe6 34.Rxe6 Kg7 35.Bd3 a3 36.b4 Rab8 37.Rfe3 Kf8 38.Rxe7 Rxe7 39.Ng6+ Kg7 40.Nxe7 1-0 Vuckovic,B-Zivanic,M/Belgrade YUG 2001/The Week in Chess 338 (40). ]

10...a4 11.Bc2 Bd7 12.Nbd2 Re8 13.Nf1 h6 14.Ng3 Bf8 15.Bd2 [ 15.Be3 Na5 ( 15...a3 16.b3 exd4 17.Nxd4 d5 18.exd5 Nxd5 19.Qd3 g6 20.Nxb5 Ndb4 21.cxb4 Nxb4 22.Qc4 Bxb5 23.Qxb5 Nxc2 24.Rad1 Qh4 25.Qc6 Nxe1 26.Rxe1 Bd6 27.Bd2 Rxe1+ 28.Bxe1 Rd8 29.Ne4 Qe7 30.Bc3 Be5 31.g3 Bxc3 32.Nxc3 Qd7 33.Qf6 Re8 34.Kh2 Qe6 35.Qf3 Qe5 36.h4 Kg7 37.Nd5 Rd8 38.Nf4 Rd2 39.h5 g5 40.Nd3 Qd4 0-1 Rajlich,V-Zivanic,M/Belgrade 2001/CBM 82 ext (40). ) 16.b3 axb3 17.axb3 c5 18.d5 Qc7 19.Qd2 Reb8 20.Reb1 Nb7 21.Qe1 Qd8 22.Rxa8 Rxa8 23.Ra1 Rxa1 24.Qxa1 Qa5 1/2-1/2 Lerner,K-Smyslov,V/Odessa 1974/EXT 99 (24). ; 15.Nh2 Na5 16.f4 c5 17.dxe5 dxe5 18.fxe5 Rxe5 19.Bf4 Nc6 20.Nf3 Qc7 21.Nxe5 Nxe5 22.Rf1 Re8 23.Bxh6 c4 24.Bf4 1-0 Benjamin,J-Ivanov,I/USA 1989/CBM 19/[Schussler] (24). ]

15...Na5 16.b3 axb3 17.axb3 c5 18.d5 Qc7 19.Nh2 c4 20.b4 Nb7 21.Qf3 Nh7 22.Ng4 Rec8 23.Be3 Qd8 24.Ba7 g6 25.Be3 Qh4 26.Qe2 h5 27.Nh2 Qd8 28.Ba7 Reminiscent of Spassky-Karpov 74 and Karpov-Unzicker 74.

28...Bh6 29.Ra6 Qe7 30.Rea1 f6 31.Nf3 Nd8 32.Nh4 Be8 33.R1a5 Bg5 34.Nf3 Bf4 35.Be3 Rxa6 36.Rxa6 Nf7 37.Qd2 Bxe3 38.Qxe3 Qd8 39.Nh4 Nf8 40.Qa7 Rc7 41.Qb6 Rc8 42.Qa7 Rc7 43.Qe3 Rc8 44.Qa7 Rc7 1/2-1/2