Problem Display
PID: 57102 (QR6/R1Kp4/1PbN1pp1/1pNk1p1P/1P1BpPrb/2P1P3/8/8 w - - 0 1)

Mangalis, Laimons

1st Prize, Shakhmaty, 1963

QR6/R1Kp4/1PbN1pp1/1pNk1p1P/1P1BpPrb/2P1P3/8/8

#3

13 + 10


3747 FIDE Album (1962-1964) 1968
56 The Problemist 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rxf4
      • 2.Rbb7
        • threat
          • 3.Qg8#
    • 1...Bf2
      • 2.Rab7
        • threat
          • 3.Qa2#
    • 1...Bg3
      • 2.Rab7
        • threat
          • 3.Qa2#
    • 1...Bg5
      • 2.Rbb7
        • threat
          • 3.Qg8#
    • 1...Bb7
      • 2.Qxb7#
  • Tries
    • 1.Sxd7?
      • threat
        • 2.Qxc6+
          • 2...Ke6
            • 3.Re8#
      • 1...Ke6
        • 2.Kxc6
          • threat
            • 3.Sc5#
            • 3.Sf8#
            • 3.Re8#
          • 2...Ke7
            • 3.Sc5#
            • 3.Sf8#
            • 3.Re8#
        • 2.Sc5+
          • 2...Kd5
            • 3.Qxc6#
          • 2...Ke7
            • 3.Kxc6#
        • 2.Sf8+
          • 2...Kd5
            • 3.Qxc6#
          • 2...Ke7
            • 3.Kxc6#
        • 2.Re8+
          • 2...Kd5
            • 3.Qxc6#
        • 2.Qxc6
          • threat
            • 3.Re8#
          • 2...Ke7
            • 3.Re8#
      • 1...Bb7
        • 2.Qxb7+
          • 2...Ke6
            • 3.Re8#
      • 1...Bxa8!
    • 1.Ra5?
      • threat
        • 2.Rxb5
          • threat
            • 3.Qa2#
            • 3.c4#
      • 1...Bxa8
        • 2.Rxb5
          • threat
            • 3.c4#
      • 1...Rg2!
  • Keys
    • 1.b7!
      • threat
        • 2.Sc8
          • threat
            • 3.Sb6#
          • 2...Kc4
            • 3.Sb6#
      • 1...Bg3
        • 2.Ra1
          • threat
            • 3.Qa2#
      • 1...Bg5
        • 2.Rh8
          • threat
            • 3.Qg8#

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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).