Problem Display
PID: 30013 (5b2/r7/3P3r/1RBp3b/1P1N4/p1kNPp2/B1P2K2/3R4 w - - 0 1)

Goldstein, Alexander

The Problemist, 1980

5b2/r7/3P3r/1RBp3b/1P1N4/p1kNPp2/B1P2K2/3R4

#3

11 + 8


3770 BCSC Postal 2002-2003

SOLUTION


  • SOUND
  • Sets
    • 1...Ra5
      • 2.Rxa5
        • threat
          • 3.Rxa3#
  • Tries
    • 1.Bb6?
      • threat
        • 2.Rc5#
      • 1...Ra5
        • 2.Rxa5
          • threat
            • 3.Rxa3#
            • 3.Rc5#
      • 1...Rc7
        • 2.Ra5
          • threat
            • 3.Rxa3#
          • 2...Ra7
            • 3.Rc5#
      • 1...Bxd6!
  • Keys
    • 1.Bb3!
      • threat
        • 2.Se2+
          • 2...fxe2
            • 3.Bd4#
      • 1...Rf6
        • 2.Sf5
          • threat
            • 3.Bd4#
          • 2...d4
            • 3.Bxd4#
      • 1...Rf7
        • 2.Rb6
          • threat
            • 3.Sb5#
      • 1...Bg7
        • 2.Bxa7
          • threat
            • 3.Rc5#
          • 2...Bxd4
            • 3.Bxd4#

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