MESON Chess Problem Database

Problem Display
PID: 33258 (4Bqb1/5rPk/5pRB/b4PR1/NP6/2pp1PP1/1p5p/1Q1K3N w - - 0 1)

Loyd, Sam

American Union, 1859

4Bqb1/5rPk/5pRB/b4PR1/NP6/2pp1PP1/1p5p/1Q1K3N

#3

13 + 10

5206 Sam Loyd and His Chess Problems 1913

SOLUTION

  • SOUND
  • Sets
    • 1...Ra7
      • 2.gxf8S+
        • 2...Kh8
          • 3.Rxg8#
    • 1...Rb7
      • 2.gxf8S+
        • 2...Kh8
          • 3.Rxg8#
    • 1...Rc7
      • 2.gxf8S+
        • 2...Kh8
          • 3.Rxg8#
    • 1...Rd7
      • 2.gxf8S+
        • 2...Kh8
          • 3.Rxg8#
    • 1...Re7
      • 2.gxf8S+
        • 2...Kh8
          • 3.Rxg8#
  • Tries
    • 1.gxf8S+?
      • 1...Kh8
        • 2.Rxg8#
      • 1...Rxf8!
  • Keys
    • 1.Rh5!
      • threat
        • 2.Bc1#
        • 2.Bd2#
        • 2.Be3#
        • 2.Bf4#
        • 2.Bg5#
      • 1...c2+
        • 2.Ke1
          • threat
            • 3.Bc1#
            • 3.Bd2#
            • 3.Be3#
            • 3.Bf4#
            • 3.Bg5#
          • 2...c1Q+
            • 3.Bxc1#
          • 2...c1R+
            • 3.Bxc1#
          • 2...d2+
            • 3.Bxd2#
          • 2...Qxg7
            • 3.Bxg7#

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