Abertura Ivanov

(1) - 1.c3b4 - b6c5; 2.b2c3 - f6e5; 3.e3f4 - c5d4?; 4.a1b2 - g7f6; 5.g3h4 - e5g3x; 6.c3g7xh8f6x; 7.h2f4xd6c5; 8.b4d6xc7g3x; 9.g1h2 - a7b6; 10.h2f4xf6g5; 11.h4f6xe7g1 (as pretas vencem)
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(2) - 1.c3b4 - b6c5; 2.b2c3 - f6e5; 3.e3f4 - c5d4?; 4.a1b2 - g7f6; 5.d2a3 - c7b6; 6.e3xb6d4x; 7.g3h4 - e5g3x; 8.c3c7xb8d6x; 9.h2f4x( as brancas vencem)
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(3) - 1.c3b4 - f6g5; 2.e3f4 -g7f6; 3.d2e3 - b6a5; 4.c1d2 - a5c3x; 5.d2b4xa7b6; 6.b4a5 - h8g7; 7.b2c3 - b6c5; 8.c3b4 - e5d4; 9.g3h4 - f6e5; 10.a1b2 - e5g3x; 11.h2f4xe7f6; 12.e1d2?-h6g5; 13.f4h6xd6e5; 14.b4f4xf8e7; 15.h6d6xc7a1x( as pretas vencem)
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(4) - 1.c3b4 - f6e5; 2.e3f4 - e7f6; 3.f2e3 - f6g5; 4.g3h4 - e5g3x; 5.h4f2xb6c5; 6.b2c3 - g5f4! - 7.e3g5xh6xf4x; 8.b4a5 - g7f6; 9.c3b4 - h8g7; 10.a1b2 - g7h6; 11.f2g3 - f6e5; 12.g1f2? - h6g5!
13.f2e3 - a7b6!; 14.b2c3? - e5d4; 15.c3e5xg5h4; 16.c3g5xh4d4x (as pretas vencem)
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(5) - 1.c3b4 - f6e5; 2.e3f4 - e7f6; 3.f2e3 - f6g5; 4.g3h4 - e5g3x; 5.h4f2xb6c5; 6.b2c3 - g5f4!; 7.e3g5x h6f4x; 8.b4a5 - g7f6; 9.c3b4 -h8g7; 10.a1b2 -g7h6!; 11.f2g3 - f6e5; 12.e1f2! - h6g5; 13.g3h4?? - a7b6!; 14.h4d4xc5e3x; 15.f2d4xd6c5; 16.b4d6xc7a1x; 17.a5c7xb8d6x (as pretas vencem)
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(6) - 1.c3b4 - f6e5; 2.b2c3 -g7f6; 3.e3f4 - b6c5; 4.d2e3 -a7b6; 5.b4a5! - b8a7!; 6.c3b4! - c5d4!; 7.e3c5xb6d4x; 8.c1d2?? -h6g5; 9.f4h6xf6g5; 10.h6f4xd4e3; 11.f2f6xe7c1x (as pretas vencem)
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(7) - 1.c3b4 - f6e5; 2.e3f4 - g7f6; 3.d2e3 - b6a5; 4.c1d2 - a5c3x; 5.d2b4xa7b6; 6.b4a5 - h8g7; 7.b2c3 - b6c5; 8.c3b4 - e5d4; 9.g3h4 - f6e5; 10.h4g5! - e5g3x; 11.h2f4xg7f6?; 12.f4e5 - h6d2x; 13.e5g7xf8h6x; 14.e1e5xd6f4x; 15.b4f8x (as brancas vencem)
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