1...b5+ 2.Kb4 [2.Sxb5? Sxe6= ] 2...Be7+ 3.Sc5 Sc2+! [3...Sc6+ 4.Kxb5 Sa7+ 5.Kb6 Sc8+ 6.Kc6 Kb1 7.a4+- ] 4.Kxb5 Sa3+! [4...Sxa1 5.a4 Sc2 6.S7e6 Sa3+ 7.Kb4 Sc2+ 8.Kc4 Bd6 9.a5 Se3+ (9...Bb8 10.Sd7 Ba7 11.Sb6+- ) 10.Kb5 Bb8 11.Sd7 Ba7 12.Sb6+- ] 5.Kb4 [5.Ka4 Bxc5 6.Kb3 Sb1 7.Bb2+ Kd2 8.Sa6 Bd6 9.a4 (9.Sb4 Ke3 10.Bc1+ Ke4= ) 9...Kd3 10.Sb4+ Ke4= ] 5...Bxc5+ [5...Sc2+ 6.Kc4 Kb1 (6...Sxa1 7.a4+- ) 7.a4 Sxa1 8.Sb7 Sc2 9.a5 Sb4 10.Sd5 Sc6 11.a6+- ] 6.Kxc5 Kb1 7.Be5!! zz [Thematic try 7.Bf6!? Kxa2 8.Kb4 Sc2+ 9.Kc3 Sa3 10.Sd5 Sb1+ 11.Kb4 (11.Kc2 Sa3+ 12.Kc3 Sb1+ 13.Kb4 Sd2 14.Kc3 Sb1+= ) 11...Sd2 draws, because bN finds a refuge as wB cannot interfere with it as in main variant by move 12.wBf4!] 7...Kxa2 8.Kb4 zz [8.Sd5!? Kb3= ] 8...Sc2+ 9.Kc3 Sa3! [9...Kb1 10.Bf4+- ] 10.Sd5 Sb1+ 11.Kb4! zz 11...Sd2 12.Bf4 compare with the thematic line 7.Bf6!? 12...Se4 [main 12...Sb3 13.Kc3 Sc5 14.Bc1 Se6 15.Sb4+ Kb1 16.Be3 win. The bK in isolation and bN cannot help to it,] 13.Kc4 Kb2 14.Kd4 Sf2 15.Ke3 Sd1+ 16.Kd2 Sf2 17.Sf6 and win with domination.
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