MESON Chess Problem Database

Problem Display
PID: 187486 (4KB2/5p2/2p5/8/p2k4/3P4/B7/4Q3 w - - 0 1)

Challenger, Alfred Clement

The Observer, 1935

(First published on Sun Oct 6 1935)

4KB2/5p2/2p5/8/p2k4/3P4/B7/4Q3

#3

5 + 4

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Bb1?
      • threat
        • 2.Qe4+
          • 2...Kc3
            • 3.Qb4#
        • 2.Qe7
          • threat
            • 3.Qc5#
          • 2...Kc3
            • 3.Qb4#
          • 2...Kd5
            • 3.Qd6#
            • 3.Qe4#
          • 2...c5
            • 3.Qxc5#
      • 1...f5
        • 2.Bd6
          • threat
            • 3.Qe5#
          • 2...Kd5
            • 3.Qe5#
        • 2.Qe7
          • threat
            • 3.Qc5#
          • 2...Kc3
            • 3.Qb4#
          • 2...Kd5
            • 3.Qd6#
          • 2...c5
            • 3.Qxc5#
      • 1...c5!
  • Keys
    • 1.Bh6!
      • threat
        • 2.Qb4+
          • 2...Kxd3
            • 3.Qc4#
          • 2...Ke5
            • 3.Qf4#
      • 1...Kxd3
        • 2.Qe3+
          • 2...Kc2
            • 3.Qd2#
      • 1...Kc5
        • 2.Be3+
          • 2...Kb5
            • 3.Bc4#
          • 2...Kd6
            • 3.Qg3#
      • 1...c5
        • 2.Bc4
          • threat
            • 3.Qa1#
      • 1...f5
        • 2.Qb4+
          • 2...Kxd3
            • 3.Qc4#
          • 2...Ke5
            • 3.Bg7#
      • 1...f6
        • 2.Qb4+
          • 2...Kxd3
            • 3.Qc4#
          • 2...Ke5
            • 3.Qc5#
            • 3.Qf4#

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