Problem Display
PID: 68380 (8/b6Q/4p3/6B1/1npP2B1/2p5/3PP3/1Rqk1K2 w - - 0 1)

Karpov, Valery N

2nd Prize, Source?, 1972

8/b6Q/4p3/6B1/1npP2B1/2p5/3PP3/1Rqk1K2

#3

8 + 7


3753 FIDE Album (1971-1973) 1978

SOLUTION


  • SOUND
  • Sets
    • 1...Qxb1
      • 2.Qxb1#
    • 1...Sc2
      • 2.e4#
    • 1...Sa6
      • 2.dxc3
        • threat
          • 3.Rxc1#
        • 2...Qxb1
          • 3.Qxb1#
    • 1...Sc6
      • 2.dxc3
        • threat
          • 3.Rxc1#
        • 2...Qxb1
          • 3.Qxb1#
    • 1...cxd2
      • 2.e3#
    • 1...c2
      • 2.e4#
  • Tries
    • 1.Kg2?
      • threat
        • 2.Qh1+
          • 2...Kc2
            • 3.Qxc1#
      • 1...cxd2
        • 2.e3+
          • 2...Ke1
            • 3.Bh4#
            • 3.Qh1#
            • 3.Qh4#
      • 1...Sd3
        • 2.exd3+
          • 2...Ke1
            • 3.Rxc1#
            • 3.Qe4#
            • 3.Qh1#
            • 3.Qh4#
          • 2...Kc2
            • 3.dxc4#
      • 1...Sa2
        • 2.e4+
          • 2...Ke1
            • 3.Qh1#
            • 3.Qh4#
          • 2...Kc2
            • 3.e5#
      • 1...Sc2
        • 2.e4+
          • 2...Ke1
            • 3.Rxc1#
            • 3.Qh1#
            • 3.Qh4#
      • 1...Bxd4!
    • 1.Qc2+?
      • 1...Sxc2
        • 2.e4#
      • 1...Kxc2+!
    • 1.dxc3?
      • threat
        • 2.Rxc1#
      • 1...Sd3
        • 2.Qxd3+
          • 2...cxd3
            • 3.Rxc1#
      • 1...Sa2!
  • Keys
    • 1.Kf2!
      • threat
        • 2.Qh1+
          • 2...Kc2
            • 3.Qxc1#
      • 1...Bxd4+
        • 2.e3+
          • 2...Kxd2
            • 3.exd4#
      • 1...Sd3+
        • 2.exd3+
          • 2...Kc2
            • 3.dxc4#
      • 1...Sa2
        • 2.e4+
          • 2...Kc2
            • 3.e5#

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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).