Burba - Presicci

(56) Burba,M - Presicci,D [A19]
[Fritz 6 (120s)]

{This game is from MB's only correspondence tournament, a USCF six-game class A quad that began in 1985. MB finished with an even score (two wins, two draws, two losses) and established a correspondence rating of 1831. Sent March 22, 1985. MB} 1.c4 e6 2.Nc3 Nf6 3.e4 {The Flohr-Mikenas System of the English Opening. MB} 3...c5 [ 3...d5 {A major alternative to the game's variation. MB}] 4.e5 Ng8 5.d4 cxd4 6.Qxd4 Nc6 7.Qe4 d6 [ 7...f5 8.Qe2 a6 9.Nf3 Qc7 10.Bd2 Bc5 11.0-0-0 Nge7 12.Kb1 Ng6 13.Re1 Nd4 14.Nxd4 Bxd4 15.f4 b6 16.Qd3 Bc5 17.Qg3 Bb7 18.h4|^ Kholmov - Averbakh, Moscow 1954.; 7...Bb4 8.Bd2 d6 9.Qg4 dxe5 10.Qxg7 Qf6 11.Qg3 Nh6 12.0-0-0 Nf5 13.Qh3!? Qh4 14.Bd3 Qxh3 15.Nxh3 Nfd4 16.f4 Bd7 17.Rhf1 f5 18.fxe5 Nxe5 19.Bg5|^ Seirawan - Hort, Bad Kissingen 1981.] 8.Nf3 Qa5

9.exd6 Nf6? [ 9...Bxd6 10.Bd3 Nf6 11.Qe2 Bd7 12.Bd2 Qh5 13.0-0-0 Ne5 14.Nxe5 Qxe5 15.Qxe5 Bxe5 16.Rhe1 Ng4 17.Re2!|^ Pribyl - Adamski, Bucharest 1975.] 10.Qd3! {Sent May 10, 1985. MB} 10...Nb4 [ 10...Qc5 11.Be3 Qxd6 12.Nb5!+/-] 11.Qd2 [ 11.Qd1 Bxd6 12.Qxd6 Nc2+ 13.Ke2 Nxa1+-] 11...Bd7

[ >=11...Qf5!? 12.Kd1 Bd7+/-] 12.a3+/- Na6 [ 12...Bc6 13.Rb1 Na6 14.b4+-] 13.b4 [ 13.Qd4!?+/-] 13...Nxb4+/= 14.axb4 Exploits the pin [ 14.Bb2 Na6 15.Nb5 Qxd2+ 16.Nxd2 Bxb5 17.cxb5=] 14...Qxa1=/+ A pinning theme

{The idea behind White's temporary sacrifice is to combine the tactical threat to trap the Black queen with the positional threat to maintain a White pawn on d6. MB} 15.Nd4 Bxd6 [ >=15...g6!?=/+; 15...Qa6? 16.c5+-] 16.Nb3+/- Bf4 [ 16...Qa6 17.c5 Qc6 18.b5 ( 18.Na5 Ne4 19.Qc2 Qc7 20.Nb5 Bxb5 21.Bxb5+ Kf8 22.Qxe4 Bxc5 23.Nxb7 Be7 24.Nc5+/-) 18...Qc7 19.cxd6 Qd8 20.Be2 0-0 21.0-0 a6 22.bxa6 bxa6 23.Nc5 a5 24.Rd1+-

] 17.Qc2 Ba4 18.Nxa1 Bxc2 19.Bxf4 Bg6 20.Nb3

{The tactics are over and the material is even, but Black will find it extremely difficult to defend his queenside. Sent August 19, 1985. MB} 20...Ke7 [ 20...b6 21.c5+/-; 20...0-0 21.Na5 b6 22.Nc6 a5 23.bxa5 bxa5+/-; 20...0-0-0 21.Nb5+-] 21.c5 Ne4 22.Nxe4 Bxe4 23.Bd6+ Kd8 24.Nd2 Bd5 25.Nc4 Bxc4 [ 25...f6+/- {Keeping the remaining bishop might give Black slightly more hope. MB} ] 26.Bxc4 a5 27.b5

[ 27.Ke2 axb4 28.Rb1 Ra4+/-] 27...a4 28.Kd2 Kd7 [ 28...h5!? 29.Ra1+-] 29.b6 Ra5 30.Kc3 {Sent November 11, 1985. MB} 30...a3 31.Kb4 Rha8 32.Bb5+ Kd8 [ 32...Rxb5+ 33.Kxb5 a2+-] 33.c6 bxc6 34.Bxc6

{Sent December 25, 1985; Black's resignation received January 2, 1986. MB} [ 34.Bxc6 R5a6 35.Bc7+ Ke7 36.Bxa8 Rxa8 37.b7+-] 1-0

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