Problem Display
PID: 58946 (7Q/8/8/3N4/1r6/8/k1p5/1bK5 w - - 0 1)

Loyd, Sam

Source?, 0000

7Q/8/8/3N4/1r6/8/k1p5/1bK5

#3

3 + 4


1679 American Chess Nuts 1868
5919 The Chess Players' Quarterly Chronicle 1870
4331 Schachminiaturen II 1903
16 Chess Amateur (The) 1909

SOLUTION


  • SOUND
  • Sets
    • 1...Ka3
      • 2.Qc3+
        • 2...Ka2
          • 3.Sxb4#
        • 2...Ka4
          • 3.Qxb4#
        • 2...Rb3
          • 3.Qa5#
    • 1...Kb3
      • 2.Qc3+
        • 2...Ka2
          • 3.Sxb4#
        • 2...Ka4
          • 3.Qxb4#
    • 1...Rb2
      • 2.Qxb2#
    • 1...Ra4
      • 2.Qb2#
    • 1...Rc4
      • 2.Qb2#
    • 1...Re4
      • 2.Qb2#
    • 1...Rf4
      • 2.Qb2#
    • 1...Rg4
      • 2.Qb2#
    • 1...Rh4
      • 2.Qb2#
    • 1...Rb6
      • 2.Sxb6
        • threat
          • 3.Qb2#
        • 2...Ka3
          • 3.Qb2#
        • 2...Kb3
          • 3.Qb2#
  • Tries
    • 1.Qa8+?
      • 1...Ra4
        • 2.Qxa4#
      • 1...Kb3!
  • Keys
    • 1.Qa1+!
      • 1...Kxa1
        • 2.Sxb4
          • 2...Ba2
            • 3.Sxc2#
      • 1...Kb3
        • 2.Qc3+
          • 2...Ka2
            • 3.Sxb4#
          • 2...Ka4
            • 3.Qxb4#

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