Problem Display
PID: 205425 (5Q2/1pBK2p1/2p1Pprn/2p1R1P1/5k1p/4p2p/7N/8 w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

64 Shakhmatnoe obozrenie, 1925

5Q2/1pBK2p1/2p1Pprn/2p1R1P1/5k1p/4p2p/7N/8

#3

7 + 11


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qd6!
      • threat
        • 2.Rf5+
          • 2...Ke4
            • 3.Rf4#
          • 2...Kxf5
            • 3.Qf4#
      • 1...Kg3
        • 2.Qd2
          • threat
            • 3.Rxe3#
            • 3.Re4#
            • 3.Rxc5#
            • 3.Rd5#
            • 3.Rf5#
          • 2...Kf4
            • 3.Qxe3#
          • 2...exd2
            • 3.Re2#
          • 2...fxe5
            • 3.Bxe5#
          • 2...e2
            • 3.Rxe2#
      • 1...Rxg5
        • 2.Rf5+
          • 2...Ke4
            • 3.Rf4#
          • 2...Kxf5
            • 3.Qd3#
      • 1...fxg5
        • 2.Rd5+
          • 2...Ke4
            • 3.Qe5#
      • 1...Sf5
        • 2.Rxf5+
          • 2...Ke4
            • 3.Rf4#
          • 2...Kxf5
            • 3.Qf4#
      • 1...f5
        • 2.Rxf5+
          • 2...Ke4
            • 3.Rf4#
          • 2...Kxf5
            • 3.Qf4#
            • 3.Qe5#
      • 1...e2
        • 2.Qd2+
          • 2...Kg3
            • 3.Rxe2#

FEATURES


NOT CLASSIFIED


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).