MESON Chess Problem Database

Problem Display
PID: 268471 (8/2B1p2b/4P1rb/8/2pQPp2/1pPp1Pp1/1P1k2Np/R2B3K w - - 0 1)

O'Keefe, John James

Die Schwalbe, 1931

8/2B1p2b/4P1rb/8/2pQPp2/1pPp1Pp1/1P1k2Np/R2B3K

#4

11 + 11

SOLUTION

  • SOUND
  • Keys
    • 1.Qxc4!
      • threat
        • 2.Qb4
          • threat
            • 3.c4#
          • 2...Bg7
            • 3.Bxf4#
      • 1...Rxe6
        • 2.Qxe6
          • threat
            • 3.c4
              • threat
                • 4.Ba5#
              • 3...Bg7
                • 4.Bxf4#
          • 2...Bg5
            • 3.c4
              • threat
                • 4.Ba5#
              • 3...Bf6
                • 4.Bxf4#
      • 1...Rg4
        • 2.Qb4
          • threat
            • 3.c4#
          • 2...Bg7
            • 3.c4+
              • 3...Bc3
                • 4.Qxc3#
        • 2.Qd4
          • threat
            • 3.c4
              • threat
                • 4.Ba5#
                • 4.Qc3#
          • 2...Bg7
            • 3.Bxf4+
              • 3...Rxf4
                • 4.Qe3#
      • 1...Rg8
        • 2.Qb4
          • threat
            • 3.c4#
          • 2...Rb8
            • 3.Bxb8
              • threat
                • 4.c4#
              • 3...Bg7
                • 4.Bxf4#

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