MESON Chess Problem Database

Problem Display
PID: 106534 (3Q4/8/8/5P2/3R4/3pk1K1/3N4/8 w - - 0 1)

Larsen, Karl Adolf Koefoed

Praca, 1955

3Q4/8/8/5P2/3R4/3pk1K1/3N4/8

#3

5 + 2

6490 yacpdb 2009
3713 Snap 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Sb1?
      • 1...d2
        • 2.Sc3
          • threat
            • 3.Rd3#
            • 3.Re4#
      • 1...Ke2!
    • 1.Se4?
      • 1...d2
        • 2.Sc3
          • threat
            • 3.Rd3#
            • 3.Re4#
      • 1...Ke2!
    • 1.Rc4?
      • 1...Kxd2
        • 2.Kf2
          • 2...Kd1
            • 3.Qxd3#
      • 1...Ke2!
    • 1.Qc7?
      • 1...Kxd2
        • 2.Kf2
          • 2...Kd1
            • 3.Rxd3#
      • 1...Ke2
        • 2.Qc1
          • 2...Ke3
            • 3.Re4#
      • 1...Kxd4!
  • Keys
    • 1.Qc8!
      • 1...Kxd2
        • 2.Kf2
          • 2...Kd1
            • 3.Rxd3#
      • 1...Ke2
        • 2.Qc1
          • 2...Ke3
            • 3.Re4#
      • 1...Kxd4
        • 2.Sb3+
          • 2...Ke3
            • 3.Qe6#
            • 3.Qe8#
          • 2...Ke4
            • 3.Qe6#
          • 2...Kd5
            • 3.Qe6#
          • 2...Ke5
            • 3.Qe6#

This anticipates 135906(2009)

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