The 4...a6 Slav

(1) Chebanenko,Vecheslav - Skripchenko,Feodor [D13] Kishnev City Championship sf, 17.06.1972 1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 a6 5.cxd5 cxd5 6.Bf4 Nc6 7.e3 b5 8.Rc1 Qb6!? 9.Bd3 e6 10.0-0 Bb7 11.a3 Be7 12.Ne5 0-0 13.Qe2 Rac8 14.b4 Nxe5 15.Bxe5 Ne4 16.Bxe4 dxe4 17.Qg4 f6 18.Bf4 f5 19.Qg3 Bf6 20.Be5 Bxe5 21.Qxe5 Rfd8 22.a4 bxa4 23.Nxa4 Qd6 24.Qxd6 Rxd6 25.Rxc8+ Bxc8 26.Nc5 Rb6 27.Rb1 Kf7 28.Kf1 e5 29.dxe5 a5 30.b5 Be6 31.Ke1 Bc4 32.Rc1 Bxb5 33.g4 g6 34.Rb1 h6 35.h3 Ke7 36.gxf5 gxf5 37.Na4 Rb7 38.Nc5 Rb8 39.Na4 Rb7 40.Nc5 1/2-1/2

(2) Bencze,J - Skripchenko,Feodor [D10] Odorhei-Secuesc, 17.06.1993 1.d4 d5 2.c4 c6 3.Nc3 a6 4.cxd5 cxd5 5.Bf4 Nc6 6.e3 Nf6 7.Bd3 b5 8.Rc1 Qb6 [8...e6 9.Nf3 Be7 10.0-0 0-0 11.Na4 Bb7 12.Nc5 Qb6 13.Ne5 Rfc8 14.Ng4 Ne8 15.Qb3 Nd6 ] 9.Nge2 e6 10.0-0 Be7 11.h3 0-0 12.a3 Na5 13.Nb1 Nc4 14.b3 Nxa3 15.Nxa3 Bxa3 16.Bc7 Qb7 17.Ba5 Ne8 18.Qc2 f5 19.Ra1 b4 20.Ng3?-/+ [20.Nc3! Bd7 21.Nb1 Nd6 22.Nxa3 bxa3 23.Rfc1 (23.Rxa3 Rfc8 24.Qd2 Bb5= ) ] 20...Bd7 21.Qe2 Nd6 22.Ra2 Nb5 23.Qh5 Nc3 24.Rxa3 bxa3 25.Bxc3 Qxb3 26.Ne2 Rfc8 27.Rb1 Rxc3!! 28.Rxb3 Rxb3 29.Nc1 Rxd3! 30.Qe2 Rc3 31.Na2 Rb3 32.Qc2 Rab8 33.Qc7 R8b7 34.Qc5 Kf7 35.Kh2 Bb5 36.Nc1 Rb1 37.Qxa3 Bc4 38.Kg3 Kg8 39.Kf3 R1b2 40.g3 h6 41.g4 fxg4+ 42.Kxg4 Rxf2 43.Qd6 Rf6 44.h4 Rg6+ 45.Kh5 Kh7 46.Qe5 Rb2 47.e4 Rgg2 48.Qc7 Bb5 0-1