Problem Display
PID: 17109 (3B1n2/3P2b1/3kq3/4N3/1P6/2PNp1Pp/p1p4K/5Q1B w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

Kopaev, Viacheslav Georgievich

3/4 Prize, Loshinski MT (64), 1982

3B1n2/3P2b1/3kq3/4N3/1P6/2PNp1Pp/p1p4K/5Q1B

#3

10 + 8


2988 Izbrannie Kompozitsi 1985
102 Probleemblad 2005
3485 Sachova skladba 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Qxd7
      • 2.Sc4+
        • 2...Ke6
          • 3.Sc5#
    • 1...Qf7
      • 2.Qxf7
        • threat
          • 3.Sc4#
          • 3.Qd5#
          • 3.Qe7#
    • 1...Qe8
      • 2.dxe8Q
        • threat
          • 3.Sc4#
          • 3.Sf7#
          • 3.Qc6#
          • 3.Qe7#
      • 2.dxe8S+
        • 2...Ke6
          • 3.Qxh3#
          • 3.Qf7#
    • 1...Bh8
      • 2.Qxf8+
        • 2...Qe7
          • 3.Qxe7#
  • Tries
    • 1.Sf7+?
      • 1...Qxf7
        • 2.Qxf7
          • threat
            • 3.Qd5#
            • 3.Qe7#
      • 1...Kxd7!
    • 1.Bc7+?
      • 1...Ke7
        • 2.d8Q#
      • 1...Kxc7!
    • 1.Qf3?
      • threat
        • 2.Qc6#
      • 1...Qxd7
        • 2.Qd5#
      • 1...Qd5
        • 2.Qxd5#
      • 1...Qc4!
    • 1.Qxf8+?
      • 1...Qe7
        • 2.Qxe7#
      • 1...Bxf8!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Sb7+
          • 2...Kxe5
            • 3.Qf4#
      • 1...Qb3
        • 2.Qc4
          • threat
            • 3.Sf7#
          • 2...Kxe5
            • 3.Qf4#
          • 2...Qxc4
            • 3.Sxc4#
          • 2...Bxe5
            • 3.Qa6#
      • 1...Qd5
        • 2.Qd3
          • threat
            • 3.Qxd5#
          • 2...Kxe5
            • 3.Qxd5#
          • 2...Qxd3
            • 3.Sf7#
          • 2...Qd4
            • 3.Sc4#
            • 3.Sf7#
            • 3.Qxd4#
      • 1...Qg8
        • 2.Qf7
          • threat
            • 3.Sc4#
            • 3.Qe7#
          • 2...Kxe5
            • 3.Bc7#
            • 3.Qf4#
          • 2...Qxf7
            • 3.Sxf7#
      • 1...Bh6
        • 2.Qf6
          • threat
            • 3.Sb7#
            • 3.Sc4#
            • 3.Sf7#
      • 1...Sg6
        • 2.Qa6+
          • 2...Kxe5
            • 3.Qxe6#

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).