Problem Display
PID: 42272 (8/8/8/1r6/8/2Q5/1P3K2/kB6 w - - 0 1)

Froberg, Johan Hilding Laurentius

Schackvarlden, 1938

8/8/8/1r6/8/2Q5/1P3K2/kB6

#3

4 + 2


2012 Miniature Chess Problems from Many Countries 1981

SOLUTION


  • SOUND
  • Sets
    • 1...Rxb2+
      • 2.Bc2
        • 2...Ka2
          • 3.Qa5#
    • 1...Rf5+
      • 2.Bxf5
        • 2...Ka2
          • 3.Qa3#
  • Tries
    • 1.Be4?
      • threat
        • 2.Qa3#
      • 1...Rxb2+
        • 2.Bc2
          • 2...Ka2
            • 3.Qa5#
      • 1...Rf5+
        • 2.Bxf5
          • 2...Ka2
            • 3.Qa3#
      • 1...Rb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Qb1#
      • 1...Ra5!
    • 1.Bg6?
      • threat
        • 2.Qa3#
      • 1...Rxb2+
        • 2.Bc2
          • 2...Ka2
            • 3.Qa5#
      • 1...Rf5+
        • 2.Bxf5
          • 2...Ka2
            • 3.Qa3#
      • 1...Rb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Qb1#
      • 1...Ra5!
    • 1.Bh7?
      • threat
        • 2.Qa3#
      • 1...Rxb2+
        • 2.Bc2
          • 2...Ka2
            • 3.Qa5#
      • 1...Rf5+
        • 2.Bxf5
          • 2...Ka2
            • 3.Qa3#
      • 1...Rb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Qb1#
      • 1...Ra5!
    • 1.Qc1?
      • threat
        • 2.Bc2+
          • 2...Ka2
            • 3.Qb1#
      • 1...Rf5+
        • 2.Bxf5+
          • 2...Ka2
            • 3.Be6#
      • 1...Rxb2+!
  • Keys
    • 1.Bd3!
      • threat
        • 2.Qa3#
      • 1...Rxb2+
        • 2.Bc2
          • 2...Ka2
            • 3.Qa5#
      • 1...Rf5+
        • 2.Bxf5
          • 2...Ka2
            • 3.Qa3#
      • 1...Rb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Qb1#
      • 1...Ra5
        • 2.Qc1+
          • 2...Ka2
            • 3.Bc4#

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