MESON Chess Problem Database

Problem Display
PID: 205314 (5n2/5K2/8/2pp3p/2Nkp3/1R6/4Q3/b7 w - - 0 1)

Chepurnov, Anatol Alexeivich

Suomen Shakki, 1925

5n2/5K2/8/2pp3p/2Nkp3/1R6/4Q3/b7

#3

4 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bb2
      • 2.Qxb2+
        • 2...Kxc4
          • 3.Qc3#
    • 1...Bc3
      • 2.Qe3+
        • 2...Kxc4
          • 3.Qxc3#
    • 1...e3
      • 2.Qd3#
  • Tries
    • 1.Sa5?
      • threat
        • 2.Sc6#
      • 1...c4
        • 2.Qf2+
          • 2...Ke5
            • 3.Qf6#
          • 2...e3
            • 3.Qxe3#
      • 1...Ke5!
    • 1.Se5?
      • threat
        • 2.Sc6#
      • 1...c4
        • 2.Qf2+
          • 2...Kxe5
            • 3.Qf6#
          • 2...e3
            • 3.Qxe3#
      • 1...Kxe5!
    • 1.Rg3?
      • threat
        • 2.Qd1+
          • 2...Kxc4
            • 3.Qa4#
      • 1...dxc4
        • 2.Qd2+
          • 2...Ke5
            • 3.Rg5#
      • 1...e3
        • 2.Rxe3
          • threat
            • 3.Qd3#
          • 2...dxc4
            • 3.Qd2#
      • 1...Bc3!
    • 1.Qf2+?
      • 1...e3
        • 2.Qh4#
        • 2.Qf4#
      • 1...Kxc4!
  • Keys
    • 1.Rh3!
      • threat
        • 2.Qd1+
          • 2...Kxc4
            • 3.Qa4#
      • 1...dxc4
        • 2.Qd2+
          • 2...Ke5
            • 3.Rxh5#
      • 1...e3
        • 2.Rxe3
          • threat
            • 3.Qd3#
          • 2...dxc4
            • 3.Qd2#
      • 1...Bc3
        • 2.Qd3+
          • 2...exd3
            • 3.Rh4#

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