Problem Display
PID: 82643 (8/1KB5/1Q4p1/6n1/1pB1k3/5rr1/2n2R2/bb6 w - - 0 1)

Havel, Miroslav

Prager Presse, 1927

8/1KB5/1Q4p1/6n1/1pB1k3/5rr1/2n2R2/bb6

#3

5 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ra3
      • 2.Rf4#
    • 1...Rb3
      • 2.Rf4#
    • 1...Rc3
      • 2.Rf4#
    • 1...Rd3
      • 2.Rf4#
    • 1...Re3
      • 2.Rf4#
    • 1...Rf4
      • 2.Rxf4#
  • Tries
    • 1.Bd3+?
      • 1...Rxd3
        • 2.Rf4+
          • 2...Kd5
            • 3.Qc6#
            • 3.Qd6#
      • 1...Kxd3!
  • Keys
    • 1.Qd6!
      • threat
        • 2.Qd5+
          • 2...Ke3
            • 3.Re2#
      • 1...Kf5
        • 2.Qf4+
          • 2...Rxf4
            • 3.Rxf4#
      • 1...Rxf2
        • 2.Qd5+
          • 2...Ke3
            • 3.Qd3#
      • 1...Rf5
        • 2.Rf4+
          • 2...Ke3
            • 3.Qd3#
          • 2...Rxf4
            • 3.Qxf4#
      • 1...Rg2
        • 2.Rxf3
          • threat
            • 3.Qf4#
            • 3.Qd3#
            • 3.Qd5#
          • 2...Kxf3
            • 3.Qf4#
      • 1...Se3
        • 2.Qf4+
          • 2...Rxf4
            • 3.Rxf4#

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).