py_20100330

{

} 1.Ke2*d2[+wBe2] 2.Kd2*e1[+wPd2] 3.Ke1-f2 4.Kf2*e2[+wBf2] 5.Ke2-d3 6.Kd3*d2[+wPd3] 7.Kd2-e2 8.Ke2-f3 9.Kf3*f2[+wBf3] 10.Kf2-e3 11.Ke3-d4 12.Kd4*d3[+wPd4] 13.Kd3-e3 14.Ke3*f3[+wBe3] 15.Kf3-e2 16.Ke2*e3[+wBe2] 17.Ke3-e4 18.Ke4-d5 19.Kd5*d4[+wPd5] 20.Kd4-c5 21.Kc5*d5[+wPc5] 22.Kd5-c6 23.Kc6*c5[+wPc6] 24.Kc5-b6 25.Kb6*c6[+wPb6] 26.Kc6-b7 27.Kb7*b6[+wPb7] 28.Kb6-a7 b7-b8=Q #{

} 1.Ke2-d1 2.Kd1*d2[+wBd1] 3.Kd2*e1[+wPd2] 4.Ke1-f2 5.Kf2-g3 6.Kg3-f4 7.Kf4-e4 8.Ke4-d3 9.Kd3*d2[+wPd3] 10.Kd2-c1 11.Kc1*d1[+wBc1] 12.Kd1-c2 13.Kc2-c3 14.Kc3-d4 15.Kd4*d3[+wPd4] 16.Kd3-e4 17.Ke4*d4[+wPe4] 18.Kd4-e5 19.Ke5*e4[+wPe5] 20.Ke4-f5 21.Kf5*e5[+wPf5] 22.Ke5-f6 23.Kf6*f5[+wPf6] 24.Kf5-g6 25.Kg6*f6[+wPg6] 26.Kf6-g7 27.Kg7*g6[+wPg7] 28.Kg6-h7 g7-g8=Q #

{

} 1.f6-f7 ! threat: 2.f7-f8=Q + 2...Kd8-c7 3.Qf8-c8 + 3...Kc7-b6 4.Qc8-d7 zugzwang. 4...Bb1-h7 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qf4-e5 zugzwang. 6...Bb1-h7 7.Qd7*h7[+bBc8] 7...Bf2-c5 #{
} 4.Qc8-h8 zugzwang. 4...Bb1-h7 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qf4-e5 zugzwang. 6...Bb1-h7 7.Qh8*h7[+bBc8] 7...Bf2-c5 #{
} 4.Qc8-g8 zugzwang. 4...Bb1-h7 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qf4-e5 zugzwang. 6...Bb1-h7 7.Qg8*h7[+bBc8] 7...Bf2-c5 #{
} 4.Ke5-d6 threat: 5.Qf4-e5 threat: 6.Qc8-d7 zugzwang. 6...Bb1-h7 7.Qd7*h7[+bBc8] 7...Bf2-c5 #{
} 6.Qc8-h8 zugzwang. 6...Bb1-h7 7.Qh8*h7[+bBc8] 7...Bf2-c5 #{
} 6.Qc8-g8 zugzwang. 6...Bb1-h7 7.Qg8*h7[+bBc8] 7...Bf2-c5 #{
} 5...Bb1-h7 6.Qc8-c2 threat: 7.Qc2*h7[+bBc8] 7...Bf2-c5 #{
} 6...Bh7*c2[+wQd1] 7.Qd1*c2[+bBc8] 7...Bf2-c5 #{
} 3.Qf8-h8 zugzwang. 3...Bb1-h7 4.Qf4-f7 + 4...Kc7-b6 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qh8-e5 zugzwang. 6...Bb1-h7 7.Qf7*h7[+bBc8] 7...Bf2-c5 #{
} 3.Qf4-f7 + 3...Kc7-b6 4.Qf8-g7 zugzwang. 4...Bb1-h7 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qg7-e5 zugzwang. 6...Bb1-h7 7.Qf7*h7[+bBc8] 7...Bf2-c5 #{
} 4.Qf8-h8 zugzwang. 4...Bb1-h7 5.Ke5-d6 zugzwang. 5...Bh7-b1 6.Qh8-e5 zugzwang. 6...Bb1-h7 7.Qf7*h7[+bBc8] 7...Bf2-c5 #{
} 4.Ke5-d6 zugzwang. 4...Bb1-h7 5.Qf8-g7 zugzwang. 5...Bh7-b1 6.Qg7-e5 zugzwang. 6...Bb1-h7 7.Qf7*h7[+bBc8] 7...Bf2-c5 #{
} 5.Qf8-h8 zugzwang. 5...Bh7-b1 6.Qh8-e5 zugzwang. 6...Bb1-h7 7.Qf7*h7[+bBc8] 7...Bf2-c5 #{

} 1.Ke5*e6[+bPe7] ! zugzwang. 1...Bb1-h7{
} 2.Qf4-c7 + 2...Kd8*c7[+wQd1]{
} 3.Qd1-d6 + 3...e7*d6[+wQd1]{
} 4.Ke6-e7 zugzwang. 4...Bh7-b1{
} 5.Qd1-c2 + 5...Bf2-c5{
} 6.Qc2-g6 zugzwang. 6...Bb1*g6[+wQd1]{
} 7.Qd1*d6[+bPd7] + 7...Bc5*d6[+wQd1] #