MESON Chess Problem Database

Problem Display
PID: 35921 (8/2p5/K1P1p3/pBk1P3/R1P5/1pP5/1P6/3R4 w - - 0 1)

Loyd, Sam

Saturday Courier, 1856

8/2p5/K1P1p3/pBk1P3/R1P5/1pP5/1P6/3R4

#4

9 + 5

5206 Sam Loyd and His Chess Problems 1913

SOLUTION

  • SOUND
  • Keys
    • 1.Ra2!
      • threat
        • 2.Kxa5
          • 2...bxa2
            • 3.b4#
      • 1...bxa2
        • 2.Ra1
          • 2...a4
            • 3.Rxa2
              • 3...a3
                • 4.b4#
            • 3.Ka5
              • 3...a3
                • 4.b4#
            • 3.Ka7
              • 3...a3
                • 4.b4#
            • 3.Kb7
              • 3...a3
                • 4.b4#
        • 2.b3
          • threat
            • 3.Ra1
              • 3...a4
                • 4.b4#
          • 2...a1Q
            • 3.Rxa1
              • 3...a4
                • 4.b4#
          • 2...a1S
            • 3.Rxa1
              • 3...a4
                • 4.b4#
          • 2...a1B
            • 3.Rxa1
              • 3...a4
                • 4.b4#
          • 2...a1R
            • 3.Rxa1
              • 3...a4
                • 4.b4#
      • 1...a4
        • 2.Kb7
          • 2...bxa2
            • 3.Ra1
              • 3...a3
                • 4.b4#
          • 2...a3
            • 3.Ba6
              • 3...axb2
                • 4.Ra5#
              • 3...bxa2
                • 4.b4#

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