MESON Chess Problem Database

Problem Display
PID: 25664 (1n1N1R1n/5pN1/p2P1k1K/P7/3Pbp2/8/8/8 w - - 0 1)

Young, Brian WM

The Observer, 1962

1n1N1R1n/5pN1/p2P1k1K/P7/3Pbp2/8/8/8

#3

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bf5
      • 2.Sh5#
      • 2.Se8#
    • 1...Sg6
      • 2.Rxf7#
  • Keys
    • 1.Sde6!
      • 1...Bb1
        • 2.Sxf4
          • threat
            • 3.Sd5#
            • 3.Sfh5#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
      • 1...Bh1
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bc2
        • 2.Sxf4
          • threat
            • 3.Sd5#
            • 3.Sfh5#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
      • 1...Bg2
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bd3
        • 2.Sxf4
          • threat
            • 3.Sd5#
            • 3.Sfh5#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
      • 1...Bf3
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bd5
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bf5
        • 2.Sxf4
          • threat
            • 3.Sd5#
            • 3.Sfh5#
            • 3.Sgh5#
            • 3.Se8#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
            • 3.Sh5#
            • 3.Sge8#
      • 1...Bc6
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bg6
        • 2.Sxf4
          • threat
            • 3.Sd5#
          • 2...Be4
            • 3.Sfh5#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
      • 1...Bb7
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Bh7
        • 2.Sxf4
          • threat
            • 3.Sd5#
            • 3.Sfh5#
        • 2.Sc7
          • threat
            • 3.Sd5#
            • 3.Sce8#
      • 1...Ba8
        • 2.Sg5
          • threat
            • 3.Sh7#
          • 2...Be4
            • 3.Sxe4#
      • 1...Sc6
        • 2.Sc5
          • threat
            • 3.Sxe4#
            • 3.Sd7#
          • 2...Bf5
            • 3.Sh5#
            • 3.Se8#
      • 1...Sd7
        • 2.Sc7
          • threat
            • 3.Sce8#
      • 1...Sg6
        • 2.Sg5
          • threat
            • 3.Sxe4#
            • 3.Sh7#
            • 3.Rxf7#
      • 1...f3
        • 2.Sf4
          • threat
            • 3.Sfh5#
          • 2...Bg6
            • 3.Sd5#

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