MESON Chess Problem Database

Problem Display
PID: 195944 (k3rn2/p1B5/3Np3/1R6/8/3K3p/Q6p/6b1 w - - 0 1)

Andrade, Barry Jack da Costa

The Observer, 1943

(First published on Sun Jan 24 1943)

k3rn2/p1B5/3Np3/1R6/8/3K3p/Q6p/6b1

#3

5 + 8

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Re7
      • 2.Rb8#
    • 1...Rb8
      • 2.Rxb8#
    • 1...h1R
      • 2.Qa6
        • threat
          • 3.Qb7#
          • 3.Qc6#
        • 2...Rb8
          • 3.Rxb8#
    • 1...e5
      • 2.Qd5#
    • 1...a5
      • 2.Rxa5+
        • 2...Ba7
          • 3.Rxa7#
    • 1...a6
      • 2.Qxa6+
        • 2...Ba7
          • 3.Qb7#
          • 3.Qc6#
  • Tries
    • 1.Qb1?
      • threat
        • 2.Rb8+
          • 2...Rxb8
            • 3.Qxb8#
      • 1...a5
        • 2.Rxa5+
          • 2...Ba7
            • 3.Qh1#
            • 3.Qb7#
        • 2.Rb8+
          • 2...Ka7
            • 3.Qb7#
          • 2...Rxb8
            • 3.Qxb8#
      • 1...a6
        • 2.Rb8+
          • 2...Ka7
            • 3.Qb7#
          • 2...Rxb8
            • 3.Qxb8#
      • 1...Rc8
        • 2.Rb8+
          • 2...Rxb8
            • 3.Qxb8#
      • 1...Rd8
        • 2.Rb8+
          • 2...Rxb8
            • 3.Qxb8#
      • 1...Sd7!
    • 1.Qxe6?
      • threat
        • 2.Qd5#
        • 2.Qxe8#
      • 1...a5
        • 2.Rxa5+
          • 2...Ba7
            • 3.Qd5#
            • 3.Qxe8#
        • 2.Qd5+
          • 2...Ka7
            • 3.Rxa5#
            • 3.Qb7#
        • 2.Qxe8+
          • 2...Ka7
            • 3.Rxa5#
      • 1...a6
        • 2.Qd5+
          • 2...Ka7
            • 3.Qb7#
        • 2.Qxe8+
          • 2...Ka7
            • 3.Rb7#
            • 3.Qb8#
      • 1...Sxe6!
    • 1.Qxa7+?
      • 1...Kxa7
        • 2.Ra5#
      • 1...Bxa7!
  • Keys
    • 1.Rc5!
      • threat
        • 2.Qxa7+
          • 2...Kxa7
            • 3.Ra5#
      • 1...Bxc5
        • 2.Qb1
          • threat
            • 3.Qh1#
            • 3.Qb7#
          • 2...h1Q
            • 3.Qxh1#
          • 2...h1B
            • 3.Qxh1#
          • 2...Rb8
            • 3.Qxb8#

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