Problem Display
PID: 26648 (4B2K/7Q/8/4P3/2k5/8/P1N5/8 w - - 0 1)

Mayhew, John

The Problemist Supplement, 1992

4B2K/7Q/8/4P3/2k5/8/P1N5/8

#3

6 + 1


3713 Snap 2012

SOLUTION


  • SOUND
  • Tries
    • 1.Qd3+?
      • 1...Kc5
        • 2.Qb5#
        • 2.Qd4#
      • 1...Kxd3!
    • 1.Qe4+?
      • 1...Kc5
        • 2.Qc6#
        • 2.Qd4#
      • 1...Kc3!
    • 1.Qh1?
      • threat
        • 2.Qf3
          • 2...Kc5
            • 3.Qc6#
      • 1...Kc3
        • 2.Bg6
          • 2...Kb2
            • 3.Qa1#
          • 2...Kd2
            • 3.Qe1#
          • 2...Kc4
            • 3.Qc6#
      • 1...Kd3!
    • 1.Qc7+?
      • 1...Kd5
        • 2.Bg6
          • 2...Ke6
            • 3.Qd6#
      • 1...Kd3!
    • 1.Qd7?
      • threat
        • 2.Qd4#
      • 1...Kc5
        • 2.Qb5#
        • 2.Qc6#
        • 2.Qd4#
      • 1...Kc3!
  • Keys
    • 1.Bg6!
      • 1...Kc3
        • 2.Qh1
          • 2...Kb2
            • 3.Qa1#
          • 2...Kd2
            • 3.Qe1#
          • 2...Kc4
            • 3.Qc6#
      • 1...Kb5
        • 2.Qc7
          • 2...Ka4
            • 3.Be8#
          • 2...Ka6
            • 3.Bd3#
      • 1...Kc5
        • 2.Qb7
          • 2...Kc4
            • 3.Qc6#
      • 1...Kd5
        • 2.Qc7
          • 2...Ke6
            • 3.Qd6#

Anticipated by 143981(1909)

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