MESON Chess Problem Database

Problem Display
PID: 182912 (8/Q7/2ppp2K/2pkp3/2ppp3/2PPP3/4P3/8 w - - 0 1)

Rudolph, William E

The Corsair, 1907

8/Q7/2ppp2K/2pkp3/2ppp3/2PPP3/4P3/8

#4

6 + 9

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Qa1!
      • 1...cxd3
        • 2.Qa2+
          • 2...c4
            • 3.Qa5+
              • 3...c5
                • 4.Qa8#
        • 2.Qa6
          • threat
            • 3.c4#
          • 2...dxc3
            • 3.exd3
              • threat
                • 4.Qc4#
              • 3...exd3
                • 4.Qxd3#
              • 3...c4
                • 4.Qxc4#
          • 2...dxe3
            • 3.exd3
              • threat
                • 4.Qc4#
              • 3...exd3
                • 4.Qxd3#
              • 3...c4
                • 4.Qxc4#
          • 2...c4
            • 3.Qa5+
              • 3...c5
                • 4.Qa8#
      • 1...dxc3
        • 2.Qxc3
          • threat
            • 3.Qxc4#
            • 3.dxc4#
          • 2...cxd3
            • 3.exd3
              • threat
                • 4.Qc4#
              • 3...exd3
                • 4.Qxd3#
              • 3...c4
                • 4.Qxc4#
          • 2...exd3
            • 3.exd3
              • threat
                • 4.Qxc4#
                • 4.e4#
              • 3...cxd3
                • 4.Qxd3#
              • 3...e4
                • 4.dxc4#
      • 1...dxe3
        • 2.dxe4+
          • 2...Kxe4
            • 3.Qh1+
              • 3...Kf4
                • 4.Qf3#
              • 3...Kf5
                • 4.Qf3#
      • 1...exd3
        • 2.Qh1+
          • 2...e4
            • 3.Qh5+
              • 3...e5
                • 4.Qf7#

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