MESON Chess Problem Database

Problem Display
PID: 257214 (8/4p3/3p2p1/3R1P2/6P1/5p2/5K1b/4Q1nk w - - 0 1)

Bernard, Edmond

diagrammes, 1975

8/4p3/3p2p1/3R1P2/6P1/5p2/5K1b/4Q1nk

#4

5 + 7

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Keys
    • 1.Qb1!
      • threat
        • 2.Rd1
          • threat
            • 3.Rxg1+
              • 3...Bxg1+
                • 4.Qxg1#
          • 2...Bg3+
            • 3.Kxg3
              • threat
                • 4.Rxg1#
              • 3...f2
                • 4.Qe4#
          • 2...Bf4
            • 3.Rxg1+
              • 3...Kh2
                • 4.Rh1#
          • 2...Be5
            • 3.Rxg1+
              • 3...Kh2
                • 4.Rh1#
      • 1...Bg3+
        • 2.Kxg3
          • threat
            • 3.Qxg1+
              • 3...Kxg1
                • 4.Rd1#
            • 3.Rd1
              • threat
                • 4.Rxg1#
              • 3...f2
                • 4.Qe4#
          • 2...f2
            • 3.Qf1
              • threat
                • 4.Qg2#
      • 1...gxf5
        • 2.Rxf5
          • threat
            • 3.Rh5
              • threat
                • 4.Qxg1#
          • 2...Bg3+
            • 3.Kxg3
              • threat
                • 4.Rh5#
      • 1...e5
        • 2.Rd1
          • threat
            • 3.Rxg1+
              • 3...Bxg1+
                • 4.Qxg1#
          • 2...Bg3+
            • 3.Kxg3
              • threat
                • 4.Rxg1#
              • 3...f2
                • 4.Qe4#
          • 2...Bf4
            • 3.Rxg1+
              • 3...Kh2
                • 4.Rh1#

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