MESON Chess Problem Database

Problem Display
PID: 36694 (8/6Q1/2p1pP2/1Ppp4/3k3P/2N5/2K5/7B w - - 0 1)

Loyd, Sam

1st Prize, Boston Globe Centenniel Ty., 1877

8/6Q1/2p1pP2/1Ppp4/3k3P/2N5/2K5/7B

#4

7 + 5

5206 Sam Loyd and His Chess Problems 1913

SOLUTION

  • SOUND
  • Keys
    • 1.Sxd5!
      • threat
        • 2.Qg4+
          • 2...Ke5
            • 3.Qf4#
        • 2.Qg3
          • threat
            • 3.Qf4#
            • 3.Qc3#
          • 2...Kc4
            • 3.Qd3#
          • 2...c4
            • 3.Qe3#
      • 1...Kc4
        • 2.Qa7
          • threat
            • 3.Qa4#
          • 2...Kd4
            • 3.Qa1+
              • 3...Kc4
                • 4.Qa4#
          • 2...Kxb5
            • 3.Sc3+
              • 3...Kb4
                • 4.Qa4#
              • 3...Kc4
                • 4.Qa4#
          • 2...cxb5
            • 3.Qa3
              • threat
                • 4.Qc3#
                • 4.Qd3#
              • 3...Kd4
                • 4.Qc3#
      • 1...cxd5
        • 2.Qc7
          • threat
            • 3.Qf4#
          • 2...Ke3
            • 3.Qh2
              • threat
                • 4.Qd2#
              • 3...Kd4
                • 4.Qf4#
          • 2...Kc4
            • 3.Qa5
              • threat
                • 4.Qa4#
              • 3...Kd4
                • 4.Qc3#
          • 2...c4
            • 3.Kd2
              • 3...c3+
                • 4.Qxc3#
              • 3...e5
                • 4.Qb6#
                • 4.Qa7#
          • 2...e5
            • 3.Qa5
              • threat
                • 4.Qc3#
              • 3...Ke3
                • 4.Qd2#
              • 3...Kc4
                • 4.Qa4#
              • 3...c4
                • 4.Qb6#
                • 4.Qa7#
      • 1...exd5
        • 2.f7+
          • 2...Ke3
            • 3.f8Q
              • threat
                • 4.Qe5#
                • 4.Qf3#
              • 3...Ke2
                • 4.Qe5#
                • 4.Qge7#
            • 3.f8R
              • threat
                • 4.Qe5#
              • 3...Ke2
                • 4.Qe5#
                • 4.Qe7#
          • 2...Kc4
            • 3.Qb2
              • 3...cxb5
                • 4.Qc3#
              • 3...d4
                • 4.Qb3#
      • 1...c4
        • 2.Qg1+
          • 2...Ke5
            • 3.Qg3+
              • 3...Kd4
                • 4.Qe3#
              • 3...Kf5
                • 4.Qg5#

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