Problem Display
PID: 224779 (8/7p/7P/1kp5/R7/2K2P2/8/6Q1 w - - 0 1)

Challenger, Alfred Clement

The Field, 1895

(First published on Sat Sep 21 1895)

8/7p/7P/1kp5/R7/2K2P2/8/6Q1

#3

5 + 3


15239 Valois Notebooks 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Ra6?
      • threat
        • 2.Qa1
          • 2...c4
            • 3.Qa5#
        • 2.Qf1+
          • 2...c4
            • 3.Qxc4#
      • 1...c4
        • 2.Qb6#
      • 1...Kxa6!
    • 1.Qxc5+?
      • 1...Kxa4
        • 2.Qb4#
      • 1...Kxc5!
    • 1.Qb1+?
      • 1...Kxa4
        • 2.Kc4
          • threat
            • 3.Qa2#
            • 3.Qa1#
          • 2...Ka3
            • 3.Qa1#
            • 3.Qb3#
          • 2...Ka5
            • 3.Qb5#
        • 2.Qb6
          • threat
            • 3.Qa6#
          • 2...Ka3
            • 3.Qa5#
            • 3.Qa7#
            • 3.Qb3#
            • 3.Qa6#
      • 1...Kc6!
    • 1.Qg6?
      • threat
        • 2.Qa6#
      • 1...c4
        • 2.Qa6+
          • 2...Kc5
            • 3.Ra5#
        • 2.Qd6
          • 2...Kxa4
            • 3.Qb4#
            • 3.Qa6#
        • 2.Qe6
          • 2...Kxa4
            • 3.Qa6#
          • 2...Kc5
            • 3.Ra5#
        • 2.Qf6
          • 2...Kxa4
            • 3.Qa6#
          • 2...Kc5
            • 3.Ra5#
      • 1...hxg6!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qb7+
          • 2...Kxa4
            • 3.Qa6#
      • 1...Kxa4
        • 2.Kc4
          • threat
            • 3.Qa1#
            • 3.Qa7#
          • 2...Ka3
            • 3.Qa1#
          • 2...Ka5
            • 3.Qa7#
      • 1...Kb6
        • 2.Kc4
          • 2...Kc6
            • 3.Ra6#
      • 1...Kc6
        • 2.Ra6+
          • 2...Kb5
            • 3.Qb7#
          • 2...Kd5
            • 3.Qg5#
      • 1...c4
        • 2.Qf6
          • 2...Kxa4
            • 3.Qa6#
          • 2...Kc5
            • 3.Ra5#

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