MESON Chess Problem Database

Problem Display
PID: 89125 (8/5NQ1/8/B1p5/K1k5/8/8/8 w - - 0 1)

Rubens, Nathan

American Chess Problemist, 1949

8/5NQ1/8/B1p5/K1k5/8/8/8

#3

4 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sg5?
      • threat
        • 2.Qe5
          • 2...Kd3
            • 3.Qe4#
        • 2.Qb7
          • threat
            • 3.Qe4#
          • 2...Kd3
            • 3.Qe4#
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd3
        • 2.Qc3+
          • 2...Ke2
            • 3.Qf3#
      • 1...Kd5!
    • 1.Qg3?
      • 1...Kd4
        • 2.Qf3
          • 2...Kc4
            • 3.Qe4#
          • 2...c4
            • 3.Bb6#
      • 1...Kd5!
    • 1.Qg4+?
      • 1...Kd5
        • 2.Kb5
          • 2...c4
            • 3.Qxc4#
      • 1...Kd3!
  • Keys
    • 1.Qg2!
      • threat
        • 2.Qe4#
      • 1...Kd3
        • 2.Sg5
          • threat
            • 3.Qe4#
          • 2...Ke3
            • 3.Qd2#
          • 2...Kc4
            • 3.Qe4#
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qf3
          • 2...Kc4
            • 3.Qe4#
          • 2...c4
            • 3.Bb6#

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