MESON Chess Problem Database

Problem Display
PID: 252474 (1r6/4QB2/1n3Pp1/1pp1ppK1/n3k3/b3P3/1N2PB2/1b6 w - - 0 1)

Pfefferkorn, Hugo

6th HM., Die Schwalbe, 1967

1r6/4QB2/1n3Pp1/1pp1ppK1/n3k3/b3P3/1N2PB2/1b6

#4

8 + 11

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Bg8!
      • threat
        • 2.Qh7
          • threat
            • 3.Qh1#
          • 2...f4
            • 3.Qxg6#
      • 1...Rxg8
        • 2.Qb7+
          • 2...Sd5
            • 3.Sc4
              • threat
                • 4.Sd2#
                • 4.Sd6#
              • 3...bxc4
                • 4.Qxb1#
      • 1...Rd8
        • 2.Qh7
          • threat
            • 3.Qh1#
          • 2...Rd1
            • 3.Sxd1
              • threat
                • 4.Qh1#
              • 3...f4
                • 4.Qxg6#
      • 1...Bd3
        • 2.Qh7
          • threat
            • 3.Qh1#
          • 2...Bxe2
            • 3.Qh1+
              • 3...Bf3
                • 4.Qb1#
      • 1...Sc4
        • 2.Sxc4
          • threat
            • 3.Sd2#
            • 3.Sd6#
            • 3.Qxe5#
          • 2...bxc4
            • 3.Qh7
              • threat
                • 4.Qh1#
              • 3...f4
                • 4.Qxg6#
      • 1...Sd5
        • 2.Bxd5+
          • 2...Kxd5
            • 3.Qd7+
              • 3...Ke4
                • 4.Qc6#
      • 1...f4
        • 2.Qh7
          • threat
            • 3.Qxg6#
          • 2...Rxg8
            • 3.Qh1+
              • 3...f3
                • 4.Qxf3#

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