MESON Chess Problem Database

Problem Display
PID: 186804 (4B1b1/4p3/4k1P1/1N1Rp3/6p1/4P1N1/1nPPQ3/1nK5 w - - 0 1)

de Castro, B

The Observer, 1933

(First published on Sun Apr 30 1933)

4B1b1/4p3/4k1P1/1N1Rp3/6p1/4P1N1/1nPPQ3/1nK5

#3

10 + 7

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Sets
    • 1...e4
      • 2.Sc7+
        • 2...Kf6
          • 3.Sh5#
  • Tries
    • 1.Qf1?
      • threat
        • 2.Sc7#
      • 1...Sd3+
        • 2.Rxd3
          • threat
            • 3.Sc7#
            • 3.Bd7#
            • 3.Qf5#
      • 1...Kxd5!
    • 1.Qxg4+?
      • 1...Kf6
        • 2.Sh5#
      • 1...Kxd5!
    • 1.Qf2?
      • threat
        • 2.Sc7#
      • 1...Sd3+
        • 2.Rxd3
          • threat
            • 3.Sc7#
            • 3.Bd7#
            • 3.Qf5#
      • 1...Kxd5!
  • Keys
    • 1.Se4!
      • 1...Sd3+
        • 2.Qxd3
          • threat
            • 3.Bd7#
          • 2...Kf5
            • 3.Sd4#
      • 1...Kxd5
        • 2.Sc7+
          • 2...Kxe4
            • 3.Qxg4#
      • 1...Kf5
        • 2.Sd4+
          • 2...Kxe4
            • 3.Qg2#
      • 1...Sxd2
        • 2.Bd7+
          • 2...Kxd5
            • 3.Sbc3#
      • 1...Bf7
        • 2.Sd4+
          • 2...Kxd5
            • 3.Bc6#
          • 2...exd4
            • 3.Bxf7#
      • 1...Bh7
        • 2.Sd4+
          • 2...Kxd5
            • 3.Bc6#
          • 2...exd4
            • 3.Bf7#
      • 1...Sa3
        • 2.Bd7+
          • 2...Kxd5
            • 3.Sbc3#
      • 1...Sc3
        • 2.Bd7+
          • 2...Kxd5
            • 3.Sbxc3#
      • 1...Sd1
        • 2.Bd7+
          • 2...Kxd5
            • 3.Qd3#
        • 2.Qd3
          • threat
            • 3.Bd7#
          • 2...Kf5
            • 3.Sd4#
      • 1...Sa4
        • 2.Bd7+
          • 2...Kxd5
            • 3.Qd3#
      • 1...Sc4
        • 2.Bd7+
          • 2...Kxd5
            • 3.Qd3#
        • 2.Qxg4+
          • 2...Kxd5
            • 3.Sc7#
      • 1...g3
        • 2.Sc7+
          • 2...Kf5
            • 3.Qf3#

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