Problem Display
PID: 256727 (8/4KpB1/3P1Pp1/4k3/2B3Q1/1p1pNpb1/1PPrPp2/2n4b w - - 0 1)

Zagoruyko, Leonid Ivanovich

Problem (Zagreb), 1958

8/4KpB1/3P1Pp1/4k3/2B3Q1/1p1pNpb1/1PPrPp2/2n4b

#3

10 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...g5
      • 2.c3
        • threat
          • 3.Qf5#
          • 3.Qd4#
  • Tries
    • 1.Qg5+?
      • 1...Kd4
        • 2.c3+
          • 2...Ke4
            • 3.Bd5#
      • 1...Ke4!
    • 1.c3?
      • threat
        • 2.Qd4#
      • 1...Sxe2
        • 2.Qg5+
          • 2...Ke4
            • 3.Bd5#
      • 1...dxe2
        • 2.Bxf7
          • threat
            • 3.Sc4#
          • 2...Bf4
            • 3.Qe6#
          • 2...Rd4
            • 3.Qxd4#
            • 3.cxd4#
      • 1...Bf4!
  • Keys
    • 1.Bh6!
      • threat
        • 2.Qg5+
          • 2...Kd4
            • 3.Qd5#
          • 2...Ke4
            • 3.Qd5#
      • 1...dxc2
        • 2.Bxf7
          • threat
            • 3.Sc4#
          • 2...Bf4
            • 3.Qxf4#
          • 2...Rd4
            • 3.Qe6#
      • 1...dxe2
        • 2.Bd5
          • threat
            • 3.Qe4#
          • 2...Rxd5
            • 3.Sc4#
          • 2...Bf4
            • 3.Qxf4#
          • 2...Rd4
            • 3.Qg5#
      • 1...fxe2
        • 2.c3
          • threat
            • 3.Qd4#
          • 2...Bf4
            • 3.Qxf4#
          • 2...Be4
            • 3.Qxg3#
      • 1...g5
        • 2.Qxg5+
          • 2...Kd4
            • 3.Qd5#
          • 2...Ke4
            • 3.Qd5#
        • 2.c3
          • threat
            • 3.Qf5#
            • 3.Qd4#

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).