MESON Chess Problem Database

Problem Display
PID: 231921 (2b2rN1/8/7K/8/4B1k1/4Q3/8/8 w - - 0 1)

Harley, Brian

Chess Review, 1937

2b2rN1/8/7K/8/4B1k1/4Q3/8/8

#4

4 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Bg2!
      • threat
        • 2.Qg5#
      • 1...Rf6+
        • 2.Sxf6+
          • 2...Kf5
            • 3.Kg7
              • threat
                • 4.Bh3#
            • 3.Sd5
              • threat
                • 4.Bh3#
                • 4.Qe4#
              • 3...Kg4
                • 4.Qf4#
                • 4.Qg5#
                • 4.Qh3#
            • 3.Sh5
              • threat
                • 4.Bh3#
                • 4.Qe4#
              • 3...Kg4
                • 4.Qf4#
                • 4.Qg5#
                • 4.Qh3#
                • 4.Qe4#
            • 3.Sh7
              • threat
                • 4.Bh3#
                • 4.Qe4#
              • 3...Kg4
                • 4.Qg5#
            • 3.Se8
              • threat
                • 4.Bh3#
                • 4.Qe4#
              • 3...Kg4
                • 4.Qg5#
            • 3.Sg8
              • threat
                • 4.Bh3#
                • 4.Qe4#
              • 3...Kg4
                • 4.Qg5#
            • 3.Bd5
              • threat
                • 4.Qg5#
              • 3...Kxf6
                • 4.Qg5#
      • 1...Rxg8
        • 2.Qf3+
          • 2...Kh4
            • 3.Qf4+
              • 3...Rg4
                • 4.Qh2#
              • 3...Bg4
                • 4.Qf2#
      • 1...Rf5
        • 2.Kg6
          • threat
            • 3.Sh6+
              • 3...Kh4
                • 4.Qh3#
          • 2...Rf6+
            • 3.Sxf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qg5#
                • 4.Qe1#
            • 3.Kxf6
              • threat
                • 4.Qg5#
              • 3...Kh4
                • 4.Qg5#
              • 3...Kh5
                • 4.Qg5#
          • 2...Ra5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
            • 3.Sh6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
          • 2...Rb5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
            • 3.Sh6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
          • 2...Rc5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
            • 3.Sh6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
          • 2...Rd5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
            • 3.Sh6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#
          • 2...Re5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
            • 3.Sh6+
              • 3...Kh4
                • 4.Qf2#
            • 3.Qh3+
              • 3...Kf4
                • 4.Qf3#
          • 2...Rh5
            • 3.Sf6+
              • 3...Kh4
                • 4.Qf2#
                • 4.Qe1#

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