MESON Chess Problem Database

Problem Display
PID: 34172 (5K1k/4p1rr/p3P2p/6pP/3Q4/1p6/pB6/1b6 w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

1/2 Prize, Birnov MT, 1991

5K1k/4p1rr/p3P2p/6pP/3Q4/1p6/pB6/1b6

#5

5 + 10

273 Mat Plus 1994
4640 Chess Wizardry: The New ABC of Chess Problems 1996

SOLUTION

  • SOUND
  • Keys
    • 1.Bc1!
      • threat
        • 2.Qa1
          • threat
            • 3.Bb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...b2
            • 3.Bxb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
      • 1...a1Q
        • 2.Qxa1
          • threat
            • 3.Bb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...b2
            • 3.Bxb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
      • 1...a1S
        • 2.Qxa1
          • threat
            • 3.Bb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...b2
            • 3.Bxb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
      • 1...a1B
        • 2.Qxa1
          • threat
            • 3.Bb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...b2
            • 3.Bxb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
      • 1...a1R
        • 2.Qxa1
          • threat
            • 3.Bb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...b2
            • 3.Bxb2
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
      • 1...b2
        • 2.Bxg5
          • threat
            • 3.Bxh6
              • threat
                • 4.Bxg7+
                  • 4...Rxg7
                    • 5.Qxg7#
          • 2...hxg5
            • 3.h6
              • threat
                • 4.hxg7+
                  • 4...Rxg7
                    • 5.Qxg7#

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