Problem Display
PID: 23401 (8/2K5/8/Bp3N2/br6/RPk5/2n1B3/n1Q5 w - - 0 1)

Warton, Thomas Joseph

The Observer, 1940

(First published on Sun Aug 11 1940)

8/2K5/8/Bp3N2/br6/RPk5/2n1B3/n1Q5

#3

7 + 6


15239 Valois Notebooks 2019

SOLUTION


  • COOKED
  • Tries
    • 1.Kc6?
      • 1...Sxb3
        • 2.Bd1
          • threat
            • 3.Qxc2#
          • 2...Kd3
            • 3.Qxc2#
          • 2...Kc4
            • 3.Qxc2#
      • 1...Bxb3!
    • 1.Sg3?
      • 1...Kd4
        • 2.Qd2+
          • 2...Kc5
            • 3.Bb6#
            • 3.Qd6#
          • 2...Ke5
            • 3.Qd6#
      • 1...Bxb3
        • 2.Kd6
          • 2...Kd4
            • 3.Qd2#
      • 1...Sxb3!
    • 1.Rxa1?
      • 1...Bxb3
        • 2.Rb1
          • 2...Ba2
            • 3.Bxb4#
          • 2...Ba4
            • 3.Bxb4#
          • 2...Bc4
            • 3.Bxb4#
          • 2...Bd5
            • 3.Bxb4#
          • 2...Be6
            • 3.Bxb4#
          • 2...Bf7
            • 3.Bxb4#
          • 2...Bg8
            • 3.Bxb4#
      • 1...Kxb3!
  • Keys
    • 1.Kd6!
      • 1...Bxb3
        • 2.Sg3
          • 2...Kd4
            • 3.Qd2#
      • 1...Sxb3
        • 2.Bd1
          • threat
            • 3.Qxc2#
          • 2...Kd3
            • 3.Qxc2#
          • 2...Kc4
            • 3.Qxc2#
    • 1.Ra2!
      • 1...Bxb3
        • 2.Rb2
          • 2...Ba2
            • 3.Bxb4#
          • 2...Ba4
            • 3.Bxb4#
          • 2...Bc4
            • 3.Bxb4#
          • 2...Bd5
            • 3.Bxb4#
          • 2...Be6
            • 3.Bxb4#
          • 2...Bf7
            • 3.Bxb4#
          • 2...Bg8
            • 3.Bxb4#

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