Problem Display
PID: 171305 (qk2K3/NP6/1R6/8/8/2Q5/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Za Ogneypori, 1989

qk2K3/NP6/1R6/8/8/2Q5/8/8

#2

5 + 2


6490 yacpdb 2018

SOLUTION


  • COOKED
  • Sets
    • 1...Qxa7
      • 2.Qe5#
      • 2.Qg3#
      • 2.Qc8#
  • Tries
    • 1.Sb5?
      • threat
        • 2.Qe5#
        • 2.Qg3#
        • 2.Qc7#
        • 2.Qc8#
      • 1...Qa1
        • 2.Qc7#
        • 2.Qc8#
      • 1...Qa3
        • 2.Qc7#
        • 2.Qc8#
      • 1...Qa4
        • 2.Qe5#
        • 2.Qc7#
        • 2.Qc8#
      • 1...Qxb7!
    • 1.Qa1?
      • 1...Kc7+
        • 2.bxa8S#
      • 1...Qxa7
        • 2.Qe5#
      • 1...Qxb7!
    • 1.Qa5?
      • 1...Kc7+
        • 2.bxa8S#
      • 1...Qxa7
        • 2.Qe5#
      • 1...Qxb7!
    • 1.Qa3?
      • 1...Kc7+
        • 2.bxa8S#
      • 1...Qxa7
        • 2.Qd6#
        • 2.Qg3#
      • 1...Qxb7!
    • 1.Qf3?
      • 1...Kc7+
        • 2.bxa8S#
      • 1...Qxb7
        • 2.Qxb7#
      • 1...Qxa7
        • 2.Qg3#
        • 2.Qf4#
      • 1...Kxa7+!
    • 1.bxa8S+?
      • 1...Kxa7
        • 2.Qa1#
        • 2.Qa5#
        • 2.Qa3#
      • 1...Kxa8!
    • 1.bxa8B+?
      • 1...Kxa7
        • 2.Qa5#
      • 1...Kxa8!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Sc6#
      • 1...Kxa7+
        • 2.b8Q#
      • 1...Qxb7
        • 2.Qxb7#
      • 1...Qxa7
        • 2.Qe5#
        • 2.Qg3#
    • 1.Qc6!
      • threat
        • 2.bxa8Q#
        • 2.bxa8R#
      • 1...Kxa7+
        • 2.bxa8Q#
        • 2.bxa8R#
      • 1...Qxb7
        • 2.Qxb7#
      • 1...Qxa7
        • 2.Qd6#
        • 2.Qc8#
    • 1.Qc7+!
      • 1...Kxa7+
        • 2.b8Q#
        • 2.b8B#
      • 1...Kxc7+
        • 2.bxa8S#

FEATURES


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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).