MESON Chess Problem Database

Problem Display
PID: 71508 (8/6Q1/3k4/1r1p4/1p1N2K1/1p1R4/8/8 w - - 0 1)

Bull, Cecil Alfred Lucas

Natal Mercury, 1925

8/6Q1/3k4/1r1p4/1p1N2K1/1p1R4/8/8

#3

4 + 5

133 The Problemist Supplement 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qc7#
  • Tries
    • 1.Sf5+?
      • 1...Kc5
        • 2.Qc7#
      • 1...Ke6
        • 2.Re3#
        • 2.Qe7#
      • 1...Kc6!
    • 1.Re3?
      • threat
        • 2.Qe7#
      • 1...Rb7
        • 2.Re6+
          • 2...Kc5
            • 3.Rc6#
      • 1...Kc5!
    • 1.Rf3?
      • threat
        • 2.Rf6+
          • 2...Kc5
            • 3.Rc6#
          • 2...Ke5
            • 3.Re6#
      • 1...Rc5
        • 2.Rf6+
          • 2...Ke5
            • 3.Re6#
      • 1...Rb6
        • 2.Qf8+
          • 2...Ke5
            • 3.Qf4#
          • 2...Kc7
            • 3.Rf7#
          • 2...Kd7
            • 3.Rf7#
      • 1...Kc5!
    • 1.Qd7+?
      • 1...Kc5
        • 2.Qc6#
        • 2.Qc7#
      • 1...Ke5
        • 2.Qe6#
        • 2.Qe7#
      • 1...Kxd7!
  • Keys
    • 1.Rh3!
      • threat
        • 2.Rh6+
          • 2...Kc5
            • 3.Rc6#
      • 1...Kc5
        • 2.Sxb3+
          • 2...Kc4
            • 3.Qd4#
          • 2...Kb6
            • 3.Rh6#
          • 2...Kc6
            • 3.Rh6#
          • 2...Kd6
            • 3.Rh6#
      • 1...Rb6
        • 2.Qf8+
          • 2...Ke5
            • 3.Qf4#
          • 2...Kc7
            • 3.Rh7#
          • 2...Kd7
            • 3.Rh7#

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