MESON Chess Problem Database

Problem Display
PID: 133286 (8/1P1K4/8/p3P3/P7/Bk2p3/2r1P3/3Q4 w - - 0 1)

Martindale, Frank W

Source?, 1882

8/1P1K4/8/p3P3/P7/Bk2p3/2r1P3/3Q4

#3

7 + 4

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Qd3#
    • 1...Kc4
      • 2.Qd3#
  • Tries
    • 1.Qxc2+?
      • 1...Kxa3
        • 2.b8B
          • 2...Kb4
            • 3.Bd6#
      • 1...Kxc2!
    • 1.b8Q+?
      • 1...Ka2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Qcb1#
            • 3.Qcb2#
            • 3.Qbb1#
            • 3.Qbb2#
          • 2...Kxa3
            • 3.Qcb3#
            • 3.Qd6#
            • 3.Qbb2#
            • 3.Qbb3#
            • 3.Qf8#
        • 2.Qdb1+
          • 2...Kxa3
            • 3.Q1b3#
            • 3.Q8b3#
      • 1...Kxa4
        • 2.Qxc2+
          • 2...Kxa3
            • 3.Qcb3#
            • 3.Qd6#
            • 3.Qbb2#
            • 3.Qbb3#
            • 3.Qf8#
      • 1...Kxa3!
    • 1.b8R+?
      • 1...Ka2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Rb1#
            • 3.Qb1#
            • 3.Qb2#
          • 2...Kxa3
            • 3.Qb3#
        • 2.Qb1+
          • 2...Kxa3
            • 3.Qb3#
      • 1...Kxa4
        • 2.Rb2
          • 2...Kxa3
            • 3.Qa1#
        • 2.Qxc2+
          • 2...Kxa3
            • 3.Qb3#
      • 1...Kxa3!
  • Keys
    • 1.b8B!
      • 1...Ka2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Qb2#
          • 2...Kxa3
            • 3.Bd6#
      • 1...Kxa3
        • 2.Qxc2
          • 2...Kb4
            • 3.Bd6#
      • 1...Kxa4
        • 2.Qxc2+
          • 2...Kxa3
            • 3.Bd6#
          • 2...Kb5
            • 3.Qc6#

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