MESON Chess Problem Database

Problem Display
PID: 212819 (1r1b2n1/5n2/b1Rp4/1N1k3P/N1p2KPQ/1P2Pp2/P5p1/8 w - - 0 1)

Potter, Joseph Alonzo

American Chess Nuts, 1868

1r1b2n1/5n2/b1Rp4/1N1k3P/N1p2KPQ/1P2Pp2/P5p1/8

#4

10 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sc3#
      • 1...Rxb3
        • 2.axb3
          • threat
            • 3.Sc3#
          • 2...Bg5+
            • 3.Qxg5+
              • 3...Se5
                • 4.Sc3#
                • 4.Sb6#
              • 3...Sxg5
                • 4.Sc3#
                • 4.Sb6#
          • 2...Ba5
            • 3.b4
              • threat
                • 4.Sc3#
              • 3...Bxb4
                • 4.Sb6#
              • 3...c3
                • 4.Sxc3#
      • 1...Ba5
        • 2.Qd8
          • threat
            • 3.Rc5#
          • 2...Rxd8
            • 3.b4
              • threat
                • 4.Sc3#
              • 3...Bxb4
                • 4.Sb6#
              • 3...c3
                • 4.Sxc3#
          • 2...Sxd8
            • 3.e4+
              • 3...Kxd4
                • 4.Rxd6#
          • 2...Rc8
            • 3.Qxa5+
              • 3...Bb5
                • 4.Sc3#
                • 4.Sb6#
                • 4.Qxb5#
                • 4.bxc4#
            • 3.Qxc8
              • threat
                • 4.Qe6#
              • 3...Bxc8
                • 4.bxc4#
              • 3...Sg5
                • 4.Qf5#
              • 3...Sd8
                • 4.Qf5#
            • 3.Qd7
              • threat
                • 4.Qe6#
                • 4.Qxf7#
              • 3...Re8
                • 4.Rc5#
              • 3...Sg5
                • 4.Rxd6#
                • 4.Qf5#
                • 4.Qxd6#
              • 3...Sd8
                • 4.Rxd6#
                • 4.Qf5#
                • 4.Qxd6#
            • 3.b4
              • threat
                • 4.Sc3#
              • 3...Bxb4
                • 4.Sb6#
              • 3...c3
                • 4.Sxc3#
          • 2...Bb4
            • 3.Rc5+
              • 3...Bxc5
                • 4.Sc3#
            • 3.Qd7
              • threat
                • 4.Qe6#
                • 4.Qxf7#
              • 3...Re8
                • 4.Sb6#
              • 3...Bc8
                • 4.bxc4#
              • 3...Sg5
                • 4.Qf5#
              • 3...Sd8
                • 4.Qf5#
            • 3.Qc8
              • threat
                • 4.Qe6#
              • 3...Rxc8
                • 4.Sb6#
              • 3...Bxc8
                • 4.bxc4#
              • 3...Sg5
                • 4.Qf5#
              • 3...Sd8
                • 4.Qf5#

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