MESON Chess Problem Database

Problem Display
PID: 29912 (1bB1N1b1/3pp1P1/1p2k3/1KP1P2Q/3pp3/3p4/8/8 w - - 0 1)

Brotherton, David WA

The Problemist, 1965

1bB1N1b1/3pp1P1/1p2k3/1KP1P2Q/3pp3/3p4/8/8

#3

7 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qf5
        • threat
          • 3.Bb7#
    • 1...Ba7
      • 2.Sc7#
    • 1...Bc7
      • 2.Sxc7#
  • Tries
    • 1.Bxd7+?
      • 1...Kd5
        • 2.Qf5
          • threat
            • 3.Bc6#
        • 2.e6+
          • 2...Be5
            • 3.Sc7#
      • 1...Kxd7!
    • 1.Qg4+?
      • 1...Kd5
        • 2.Bb7+
          • 2...Kxe5
            • 3.Qxe4#
        • 2.Qf5
          • threat
            • 3.Bb7#
      • 1...Kf7
        • 2.Bxd7
          • threat
            • 3.Qf5#
            • 3.Qh5#
            • 3.Qe6#
            • 3.e6#
          • 2...e6
            • 3.Qxe6#
        • 2.Qf5+
          • 2...Kxe8
            • 3.Qf8#
      • 1...Kxe5!
    • 1.Qg6+?
      • 1...Kd5
        • 2.Bb7+
          • 2...Kxe5
            • 3.Qxe4#
        • 2.Qf5
          • threat
            • 3.Bb7#
      • 1...Kxe5!
    • 1.Qh3+?
      • 1...Kd5
        • 2.Qf5
          • threat
            • 3.Bb7#
      • 1...Kf7
        • 2.Qf5+
          • 2...Kxe8
            • 3.Qf8#
      • 1...Kxe5!
    • 1.Qf5+?
      • 1...Kd5
        • 2.Bb7#
      • 1...Kxf5!
  • Keys
    • 1.Bb7!
      • threat
        • 2.Qg6+
          • 2...Kxe5
            • 3.Qxe4#
      • 1...Bxe5
        • 2.Bd5+
          • 2...Kxd5
            • 3.Sc7#
      • 1...d6
        • 2.Kc6
          • threat
            • 3.Bc8#
        • 2.Bc8+
          • 2...Kd5
            • 3.e6#
      • 1...Bf7
        • 2.Qg4+
          • 2...Kxe5
            • 3.Qxe4#
        • 2.g8Q
          • threat
            • 3.Sg7#
            • 3.Qgxf7#
            • 3.Qgg4#
      • 1...Bh7
        • 2.g8Q+
          • 2...Bxg8
            • 3.Sg7#
        • 2.g8B+
          • 2...Bxg8
            • 3.Sg7#
      • 1...e3
        • 2.Qg6+
          • 2...Kxe5
            • 3.Qe4#

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