Iuri Akobia
4.p Minerva 50, 2012
Win



1.f6!
[1.b4+? Kxb6! (1...Kxb4? 2.f6 axb5+ 3.Kb8! Ra6 4.Nd5++- ) 2.f6 (2.bxa5+ Kxa5 3.f6 h3= ) 2...h3 3.bxa5+ (3.Nf4 Rc2 4.Nd5+ Kxb5 5.e7 Rc8+ 6.Kb7 Re8 7.f7 Rxe7+ 8.Nc7+ Kxb4 9.f8Q Rae5= ) 3...Kxa5 4.e7 Re2 5.f7 h2 6.e8Q (6.f8Q h1Q+ 7.Kb8 Re6=/+ ) 6...Rxe8+ 7.fxe8Q 1Q+= ; 1.Nxa4+? Kd6 2.b6 Rxf5= ; 1.e7? Re2 2.f6 h3 3.f7 h2 4.f8Q h1Q+ 5.Ka7 axb5+= ] 1...Kxb6 [1...h3 2.Nd7+ Kb4 3.e7 Re2 4.Nde5 h2 5.e8Q h1Q+ 6.Nc6+ Ka3 7.Qxe2 ] 2.b4! [2.e7? axb5+ (2...axb3 3.e8Q axb5+ 4.Kb8 Raa2 ) 3.Kb8 Ra7 4.e8Q Rb7+ 5.Ka8 Ra7+ 6.Kb8 Rb7+ ] 2...h3 3.bxa5+! [3.Nf4? Rc2 4.bxa5+ Kxa5 5.Nxh3 a3 6.f7 Rc8+ 7.Kb7 Rf8 8.Ng5 a2 9.e7 Rxf7 10.Nxf7 a1Q= ] 3...Kxa5 4.Ka7! [4.e7? Re2 5.f7 h2 6.e8Q Rxe8+ 7.fxe8Q h1Q+ 8.Qc6 Qxc6+ 9.bxc6 Kb6= ; 4.f7? Rf2 5.e7 h2 6.f8Q Rxf8+ 7.exf8Q h1Q+= ] 4...axb5 [4...a3 5.e7 Re2 (5...a2 .e8Q a1Q 7.Qd8+ Kxb5 8.Qb6+ Ka4 9.f7 Qg7 10.Qc6+ Ka3 11.Qf3+ Ka4 ) 6.f7 a2 7.f8Q a1Q 8.b6 Qd4 9.Qf5+ Kb4 (9...Ka4 10.Qxh3 Re1 1.Qf5+- ) 10.Qxh3 a5 11.Qc8 a4 12.e8Q Rxe8 13.Qxe8 a3 14.Qe1+ Kb5 15.Qb1++- ; 4...Rd2 5.Ne5 h2 6.e7 h1Q 7.b6 Qd5 8.e8Q Qc5 9.Nc6+ Kb5 10.Nd8+ ] 5.e7 Re2 6.f7 h2 7.f8Q! [7.e8Q? Rxe8 8.fxe8Q h1Q= ] 7...Rxe7+ [7...h1Q 8.Qd8+ (8.e8Q? Rxe8 9.Qxe8 Qg1+= ) 8...Kb4 .Qd4++- ] 8.Nxe7 [8.Qxe7? h1Q= ] 8...h1Q 9.Qf1!! Qxf1 [9...Qh7 10.Qe1+ b4 11.Qe5# ] 10.Nc6#

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