MESON Chess Problem Database

Problem Display
PID: 156441 (4brqr/3pBkNp/p1pP3p/1p5P/1P1P4/1RQ3p1/K5PP/8 w - - 0 1)

Lewis, Brian Noel

The Observer, 1951

(First published on Sun Apr 22 1951)

4brqr/3pBkNp/p1pP3p/1p5P/1P1P4/1RQ3p1/K5PP/8

#3

11 + 12

56 The Problemist 2014
15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kxg7
      • 2.d5+
        • 2...Kf7
          • 3.Qf6#
        • 2...Rf6
          • 3.Qxf6#
  • Tries
    • 1.Rb1?
      • threat
        • 2.Qxg3
          • threat
            • 3.Rf1#
          • 2...Qxg7
            • 3.Qb3#
      • 1...Kxg7+
        • 2.d5+
          • 2...Kf7
            • 3.Rf1#
            • 3.Qf6#
          • 2...Rf6
            • 3.Qxf6#
      • 1...c5
        • 2.dxc5
          • threat
            • 3.Rf1#
            • 3.Qf6#
          • 2...Qxg7
            • 3.Qb3#
      • 1...gxh2!
    • 1.Rb2?
      • threat
        • 2.Qxg3
          • threat
            • 3.Rf2#
          • 2...Qxg7
            • 3.Qb3#
      • 1...Kxg7+
        • 2.d5+
          • 2...Kf7
            • 3.Qf6#
          • 2...Rf6
            • 3.Qxf6#
      • 1...c5
        • 2.dxc5
          • threat
            • 3.Qf6#
          • 2...Qxg7
            • 3.Qb3#
      • 1...gxh2!
  • Keys
    • 1.Ra3!
      • threat
        • 2.Qxg3
          • threat
            • 3.Rf3#
          • 2...Qxg7
            • 3.Qb3#
      • 1...Kxg7+
        • 2.d5+
          • 2...Kf7
            • 3.Qf6#
          • 2...Rf6
            • 3.Qxf6#
      • 1...gxh2
        • 2.Qg3
          • threat
            • 3.Rf3#
          • 2...Qxg7
            • 3.Qb3#
      • 1...c5
        • 2.dxc5
          • threat
            • 3.Qf6#
          • 2...Qxg7
            • 3.Qb3#

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