Problem Display
PID: 37396 (8/b1p1p3/r2pP1K1/8/1PNk2p1/P1n5/1B6/n4Q1B w - - 0 1)

Nielsen, Kristian

Norsk Sjakkblad, 1919

8/b1p1p3/r2pP1K1/8/1PNk2p1/P1n5/1B6/n4Q1B

#4

8 + 9


3773 FIDE Album (1914-1944) (II) 1972
5559 ECSC 2005

SOLUTION


  • SOUND
  • Keys
    • 1.Bg2!
      • threat
        • 2.Qd1+
          • 2...Kxc4
            • 3.Bf1+
              • 3...Se2
                • 4.Bxe2#
      • 1...Rxa3
        • 2.Se5
          • threat
            • 3.Qf4#
          • 2...Ke3
            • 3.Bc1+
              • 3...Kd4
                • 4.Sc6#
          • 2...Kxe5
            • 3.Qf5+
              • 3...Kd4
                • 4.Qe4#
          • 2...dxe5
            • 3.Qe2
              • threat
                • 4.Qe4#
              • 3...e4
                • 4.Qxe4#
      • 1...Sc2
        • 2.Qf4+
          • 2...Kd3
            • 3.Qe4+
              • 3...Sxe4
                • 4.Bf1#
      • 1...Sb3
        • 2.Qf5
          • threat
            • 3.Qe4#
            • 3.Qd5#
          • 2...Kxc4
            • 3.Qd5+
              • 3...Sxd5
                • 4.Bf1#

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