1.Ke6 a3 [1...Kc6 2.a3 g5 3.Kf5+- ] 2.c3!! zz [Thematic try 2.c4!? Kc6! zz 3.b5+ Kc7! zz (3...Kc5? 4.Kd7 g5 5.Kc7 and see the main line A) 4.Kf5 Kb6 5.Kg6 Kc5 6.Kxg7 d5! 7.b6 (7.cxd5 Kxd5= ) 7...Kxb6 8.cxd5 Kc5= ] 2...Kc6 3.c4 zz 3...g5 main B [main A 3...g6 4.b5+! (4.Kf6? d5 5.b5+ Kd6 6.cxd5 Kxd5= ) 4...Kc5 5.Kd7 g5 6.Kc7 g4 7.b6 g3 8.b7 g2 9.b8Q+- ; or 3...Kc7 4.b5! g5 (4...g6 5.Kf6 Kb6 6.Kxg6+- ) 5.Kf5 Kb6 6.Kxg5+- ] 4.Kf5 d5 5.c5 d4 6.Ke4 g4 7.Kxd4 g3 8.Ke3 g2 9.Kf2+-
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