Endgame Challenge
An excellent example of outflanking and opposition - White to move and win:
Highlight below to see solution [1.Ka6 Kb8 [ 1...f4 2.b6+-] 2.g3! [ 2.b6? Kc8 3.b7+ Kb8 4.g3 c5 5.Kb5 Kxb7 6.Kxc5 Kc7 7.Kd5 f4! 8.gxf4 Kd7= siezing the opposition] 2...Ka8 [ 2...Kc8 3.Ka7 Kd8 4.Kb8! opposition 4...Kd7 5.Kb7 Kd8 ( 5...Kd6 6.Kc8+-) 6.Kc6 outflanking 6...Kc8 7.Kd5 Kb7 8.Ke5 Kb6 9.Kxf5 Kxb5 10.g4 c5 11.g5 c4 12.Ke4 decoy 12...Kb4 13.g6 c3 14.Kd3 Kb3 15.g7 c2 16.g8Q++-] 3.b6 Kb8 4.Kb5! [ 4.b7? c5 5.Kb5 Kxb7=] 4...Kb7 5.bxc7 Kxc7 6.Kc5 Kd7 7.Kd5+- because White has the opposition, f4 does not work.]
Highlight below to see solution [1.Ka6 Kb8 [ 1...f4 2.b6+-] 2.g3! [ 2.b6? Kc8 3.b7+ Kb8 4.g3 c5 5.Kb5 Kxb7 6.Kxc5 Kc7 7.Kd5 f4! 8.gxf4 Kd7= siezing the opposition] 2...Ka8 [ 2...Kc8 3.Ka7 Kd8 4.Kb8! opposition 4...Kd7 5.Kb7 Kd8 ( 5...Kd6 6.Kc8+-) 6.Kc6 outflanking 6...Kc8 7.Kd5 Kb7 8.Ke5 Kb6 9.Kxf5 Kxb5 10.g4 c5 11.g5 c4 12.Ke4 decoy 12...Kb4 13.g6 c3 14.Kd3 Kb3 15.g7 c2 16.g8Q++-] 3.b6 Kb8 4.Kb5! [ 4.b7? c5 5.Kb5 Kxb7=] 4...Kb7 5.bxc7 Kxc7 6.Kc5 Kd7 7.Kd5+- because White has the opposition, f4 does not work.]
Comments
Majnu.