Problem Display
PID: 44221 (7b/Q5R1/2n2R2/3k4/3n4/2K5/5P2/7b w - - 0 1)

Brownson, Orestes Augustus Jr

Maryland Chess Review, 1874

7b/Q5R1/2n2R2/3k4/3n4/2K5/5P2/7b

#3

5 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Sf3
      • 2.Qd7+
        • 2...Ke4
          • 3.Qf5#
        • 2...Kc5
          • 3.Qxc6#
        • 2...Ke5
          • 3.Qf5#
          • 3.Qe6#
    • 1...Sb4
      • 2.Qxd4#
    • 1...Sa5
      • 2.Qxd4#
    • 1...Se5
      • 2.Qxd4#
    • 1...Se7
      • 2.Qxd4#
    • 1...Sb8
      • 2.Qxd4#
    • 1...Sd8
      • 2.Qxd4#
  • Tries
    • 1.Qc5+?
      • 1...Ke4
        • 2.Rg4#
      • 1...Kxc5!
    • 1.Qa5+?
      • 1...Sb5+
        • 2.Qxb5+
          • 2...Ke4
            • 3.Rg4#
            • 3.Qf5#
      • 1...Sxa5!
    • 1.Qd7+?
      • 1...Ke4
        • 2.Rg4+
          • 2...Ke5
            • 3.Qd6#
      • 1...Ke5
        • 2.Qd6+
          • 2...Ke4
            • 3.Rf4#
            • 3.Rg4#
      • 1...Kc5!
  • Keys
    • 1.Rg5+!
      • 1...Ke4
        • 2.Qh7+
          • 2...Sf5
            • 3.Qxf5#
      • 1...Sf5
        • 2.Rxf5+
          • 2...Ke4
            • 3.Qe3#
          • 2...Se5
            • 3.Qd4#

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