MESON Chess Problem Database

Problem Display
PID: 204936 (N2k4/2pB2p1/1pp1PpNb/p1p3pK/P5R1/2B5/8/8 w - - 0 1)

Lever, TP

The Observer, 1952

(First published on Sun Apr 20 1952)

N2k4/2pB2p1/1pp1PpNb/p1p3pK/P5R1/2B5/8/8

#3

8 + 10

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Sets
    • 1...c4
      • 2.Rd4
        • threat
          • 3.e7#
    • 1...b5
      • 2.Bxa5
        • threat
          • 3.Bxc7#
    • 1...f5
      • 2.Be5
        • threat
          • 3.Bxc7#
  • Tries
    • 1.Ba1?
      • 1...c4
        • 2.Rd4
          • threat
            • 3.e7#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#
      • 1...b5!
    • 1.Bb2?
      • 1...c4
        • 2.Rd4
          • threat
            • 3.e7#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#
      • 1...b5!
    • 1.Bd2?
      • 1...b5
        • 2.Bxa5
          • threat
            • 3.Bxc7#
      • 1...c4
        • 2.Rd4
          • threat
            • 3.e7#
      • 1...f5!
    • 1.Bb4?
      • threat
        • 2.Rd4
          • threat
            • 3.e7#
          • 2...cxd4
            • 3.Be7#
      • 1...cxb4
        • 2.Rd4
          • threat
            • 3.e7#
      • 1...axb4!
    • 1.Rc4?
      • 1...b5
        • 2.Bxa5
          • threat
            • 3.Bxc7#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#
      • 1...g4!
    • 1.Re4?
      • 1...c4
        • 2.Rd4
          • threat
            • 3.e7#
      • 1...b5
        • 2.Bxa5
          • threat
            • 3.Bxc7#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#
      • 1...g4!
    • 1.Rf4?
      • threat
        • 2.Be5
          • threat
            • 3.Bxc7#
          • 2...fxe5
            • 3.Rf8#
        • 2.Rxf6
          • threat
            • 3.Rf8#
          • 2...gxf6
            • 3.Bxf6#
      • 1...g4
        • 2.Rxf6
          • threat
            • 3.Rf8#
          • 2...gxf6
            • 3.Bxf6#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#
        • 2.Rxf5
          • threat
            • 3.Rf8#
      • 1...gxf4!
  • Keys
    • 1.Bd4!
      • 1...cxd4
        • 2.Rxd4
          • threat
            • 3.e7#
      • 1...b5
        • 2.Bxc5
          • threat
            • 3.Be7#
      • 1...c4
        • 2.Sxb6
          • threat
            • 3.e7#
          • 2...cxb6
            • 3.Bxb6#
      • 1...f5
        • 2.Be5
          • threat
            • 3.Bxc7#

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