MESON Chess Problem Database

Problem Display
PID: 255538 (8/2Q5/8/4p3/4p2K/RN1pP2p/pp1P1N1p/bk6 w - - 0 1)

Hoffmann, Martin Wolfgang

Neue Zurcher Zeitung, 1970

8/2Q5/8/4p3/4p2K/RN1pP2p/pp1P1N1p/bk6

#4

7 + 9

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Ra6!
      • threat
        • 2.Rf6
          • 2...h1Q
            • 3.Sxh1
              • 3...h2
                • 4.Rf1#
          • 2...h1S
            • 3.Sxh1
              • 3...h2
                • 4.Rf1#
          • 2...h1B
            • 3.Sxh1
              • 3...h2
                • 4.Rf1#
          • 2...h1R
            • 3.Sxh1
              • 3...h2
                • 4.Rf1#
        • 2.Qa5
          • threat
            • 3.Qxa2+
              • 3...Kc2
                • 4.Rc6#
          • 2...Kc2
            • 3.Qxa2
              • threat
                • 4.Rc6#
      • 1...h1S
        • 2.Rc6
          • threat
            • 3.Rc1+
              • 3...bxc1Q
                • 4.Qxc1#
              • 3...bxc1S
                • 4.Qxc1#
              • 3...bxc1B
                • 4.Qxc1#
              • 3...bxc1R
                • 4.Qxc1#

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