Problem Display
PID: 57942 (8/8/8/8/5Q2/2Rp4/pp1B4/1k3K2 w - - 0 1)

Howard, Kenneth Samuel

The Chess Review, 1936

8/8/8/8/5Q2/2Rp4/pp1B4/1k3K2

#3

4 + 4


5089 The Enjoyment of Chess Problems 1943

SOLUTION


  • SOUND
  • Sets
    • 1...Ka1
      • 2.Qe5
        • threat
          • 3.Rc1#
        • 2...Kb1
          • 3.Qe1#
  • Tries
    • 1.Qb4?
      • threat
        • 2.Rc1#
      • 1...a1Q
        • 2.Rc1+
          • 2...Ka2
            • 3.Qa4#
        • 2.Qb3
          • threat
            • 3.Rc1#
      • 1...a1S
        • 2.Rc1+
          • 2...Ka2
            • 3.Qa4#
      • 1...a1B
        • 2.Rc1+
          • 2...Ka2
            • 3.Qa4#
      • 1...a1R
        • 2.Rc1+
          • 2...Ka2
            • 3.Qa4#
        • 2.Qb3
          • threat
            • 3.Rc1#
      • 1...Ka1!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Rc1+
          • 2...bxc1Q+
            • 3.Qxc1#
          • 2...bxc1S
            • 3.Qxc1#
          • 2...bxc1B
            • 3.Qxc1#
          • 2...bxc1R+
            • 3.Qxc1#
      • 1...Ka1
        • 2.Rc1+
          • 2...bxc1Q+
            • 3.Qxc1#
          • 2...bxc1S
            • 3.Qxc1#
          • 2...bxc1B
            • 3.Qxc1#
          • 2...bxc1R+
            • 3.Qxc1#
          • 2...b1Q
            • 3.Bc3#
            • 3.Qc3#
            • 3.Qd4#
          • 2...b1S
            • 3.Bc3#
            • 3.Qc3#
            • 3.Qd4#
          • 2...b1B
            • 3.Bc3#
            • 3.Qc3#
            • 3.Qd4#
          • 2...b1R
            • 3.Bc3#
            • 3.Qc3#
            • 3.Qd4#
      • 1...a1Q
        • 2.Qb3
          • threat
            • 3.Rc1#
      • 1...a1S
        • 2.Ra3
          • 2...Sc2
            • 3.Qa2#
          • 2...Sb3
            • 3.Qxd3#
      • 1...a1B
        • 2.Qxd3+
          • 2...Ka2
            • 3.Ra3#
      • 1...a1R
        • 2.Qb3
          • threat
            • 3.Rc1#

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