[Event "Natal Open"] [Site "Durban"] [Date "1971.09.06"] [Round "6"] [White "Kolnik, Moss"] [Black "Walker, David A"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe4 7.Nxc6 Qd5 8.c4 Qd6 9.Nxa7+ Bd7 10.Bxd7+ Qxd7 11.Nb5 Nf6 12.0-0 Bc5 $5 (12...c6 {is also played here} 13.Nc3 Bc5 14.d4 exd3 15.Re1+ Kf7 16.Be3 {as in Spassky-Kholmov, USSR chp 1961}) 13.Nc3 $2 {This move is probably wrong; White is 2 pawns ahead and must choose the right time to return a pawn to develop his Q-side} ({after} 13.d4 $1 exd3 14.Re1+ Kf7 15.Be3 {White looks slightly better}) 13...0-0 14.Qe2 Rae8 15.Nd1 {planning 16.Ne3 to cover the g2 and g4 squares} (15.h3 {stops the immediate attack with ...Ng4 but weakens the K-side eg.} 15...Qf5 16.b4 $1 (16.b3 Nh5 {threat ...Ng3} 17.Qg4 Bxf2+ {wins for Black}) Bxb4 17.Rb1 {gives chances to get his pieces out}) 15...Ng4 16.Ne3 Ne5 17.Rb1 (17.b4 $1 Bxb4 18.Rb1 {was a better defence, although} 18...Nf3+ 19.Kh1 Bd6 {surely favours Black}) 17...Nf3+ $1 {With a winning attack. It is instructive how Walker first targets h2, forcing a fatal light square weakness} 18.Kh1 (18.gxf3 $2 exf3 19.Qd1 Qh3 20.Kh1 Bd6 {mates}) 18...Qd6 19.g3 (19.gxf3 exf3 20.Qd1 Re4 21.Rg1 Rh4 22.Nf1 Bxf2 $19) 19...Qh6 $1 20.h4 Rf4 $1 {the final touch} 21.Ng2 (21.gxf4 Qxh4+ 22.Kg2 Qh2#) 21...Nxh4 $1 22.gxh4 Rxh4+ 23.Nxh4 Qxh4+ 24.Kg2 Re6 $1 25.Rg1 Rg6+ 26.Kf1 Qh3+ 0-1 [Event "Natal blitz chp"] [Site "Umkomaas"] [Date "1974.02.??"] [Round "?"] [White "Churton, Eric"] [Black "Walker, David A"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] 1.e4 e5 2.Nf3 Nc6 3.Nc3 Bb4 4.Nd5 Bc5 5.Nxe5 Qh4 $1 6.Nxc7+ Kd8 (6...Kf8 $2 7.Nd3 $18) 7.Nxc6+ dxc6 8.d4 Qxe4+ 9.Be3 Bg4 $1 10.Be2 Bb4+ ({not} 10...Qxg2 $2 11.dxc5+) 11.c3 Qxg2 12.Kd2 Nf6 $2 {getting too clever} ({after} 12...Bxe2 13.Qxe2 Kxc7 14.cxb4 Nf6 {it is equal}) 13.Bxg4 Ne4+ 14.Kc2 Kxc7 15.Rg1 $1 Qxh2 16.Qf3 $1 Bd6 17.Qxe4 Rae8 18.Qf3 (18.Qg2 $18 {was simpler}) 18...f5 $1 19.Bh3 f4 20.Rh1 $2 {Churton slips in the complications, attempting to trap the Black Queen} ({better was} 20.Rxg7+ Kb8 21.Bd2 $18) 20...Rxe3 $1 21.Qxe3 Qxh1 22.Rxh1 fxe3 23.fxe3 Rf8 24.Rf1 Rxf1 25.Bxf1 g5 26.Kd3 $2 (26.Be2 {blockades the pawns, with a simple draw}) 26...Kd7 27.Ke4 Ke6 28.Bh3+ Kf6 29.Kf3 $2 ({and here} 29.Bg4 Kg6 30.Bf5+ {looks drawn}) 29...h5 {and Black won by pushing his K-side pawns} 0-1 [Event "Natal Open"] [Site "Durban"] [Date "1982.04.06"] [Round "7"] [White "MacFarlane, Donald"] [Black "Walker, David A"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] 1.g3 e5 2.Bg2 d5 3.d3 g6 4.c4 dxc4 5.Qa4+ c6 6.Qxc4 Bg7 7.Nf3 Ne7 8.0-0 0-0 9.Nbd2 Be6 10.Qc2 h6 11.Nc4 Qc7 12.Bd2 Nd7 13.Rac1 Rac8 14.b4 f5 15.a4 g5 16.Ne1 $6 {This looks very strange, but the problem with 16.b5? is that 16...cxb5 17.axb5 e4 undermines the Nc4. Perhaps 16.Na3!? then 17.b5 was better} 16...f4 17.b5 c5 (17...cxb5 18.axb5 Nb6 19.Ba5 {gets nothing}) 18.a5 b6 19.Ra1 {Tempting Black's central pawns forward, in order to attack them later, is quite risky. Connecting the Rooks with 19.Nf3 was safer} 19...e4 {The critical position, where Macfarlane goes astray} 20.Ra4 $2 {Now ...e3 breaks up his K-side, as the Bd2 is attacked, so 20.Bc3! was correct} ({after} 20.Bc3 $1 e3 ({or} 20...exd3 21.Qxd3 fxg3 22.hxg3 Ne5 23.Nxe5 Bxe5 24.Bxe5 Qxe5 25.Nf3) 21.Bxg7 Kxg7 22.gxf4 exf2+ 23.Rxf2 Rxf4 24.Qc3+ Kg8 25.Rxf4 Qxf4 26.e3 {chances look about equal}) 20...e3 $1 21.axb6 Nxb6 22.Nxb6 axb6 23.fxe3 fxg3 $1 {Denuding the white King of his pawn shelter} 24.h3 (24.hxg3 Rxf1+ 25.Kxf1 Qxg3 26.Nf3 Rf8 {is also horrible}) 24...Qd7 25.Bc3 Rxf1+ 26.Kxf1 Nd5 $1 ({This is stronger than} 26...Bxh3 {when} 27.Bxg7 Kxg7 28.Qb2+ Kg8 29.Qe5 {is a plausible defence, hard to refute in time trouble}) 27.Bxd5 Bxd5 28.Rg4 Qf7+ 29.Nf3 Bxf3 30.exf3 Qxf3+ 31.Kg1 Rf8 32.Qa2+ Kh8 {The final move as given in the DCC Bulletin, but I can't help wondering if 32...Kh7! was played, depriving White of any checks} ({after} 32...Kh7 $1 33.Qa1 Qf2+ 34.Kh1 Qh2#) ({The problem with} 32...Kh8 $2 {is that} 33.Bxg7+ Kxg7 34.Qa1+ Kg6 35.Qe1 $1 {keeps off the immediate attack}) 0-1