Problem Display
PID: 26151 (1k6/1P6/P1P5/4P3/2p2K2/5Q2/8/8 w - - 0 1)

Gulyaev, Aleksandr Pavlovich (aka Grin, AP)

2nd Place, Pravda Vostoka, 1969

1k6/1P6/P1P5/4P3/2p2K2/5Q2/8/8

#3

6 + 2


2988 Izbrannie Kompozitsi 1985

SOLUTION


  • SOUND
  • Tries
    • 1.Qd5?
      • 1...Ka7
        • 2.Qc5+
          • 2...Kxa6
            • 3.b8S#
          • 2...Kb8
            • 3.c7#
      • 1...Kc7
        • 2.Qa5+
          • 2...Kxc6
            • 3.b8S#
          • 2...Kb8
            • 3.a7#
      • 1...c3!
    • 1.Qf2?
      • threat
        • 2.Qb6
          • 2...c3
            • 3.a7#
            • 3.c7#
      • 1...c3
        • 2.Qb6
          • 2...c2
            • 3.a7#
            • 3.c7#
      • 1...Kc7!
    • 1.Qb3?
      • threat
        • 2.Qb6
          • 2...c3
            • 3.a7#
            • 3.c7#
      • 1...Ka7
        • 2.b8Q+
          • 2...Kxa6
            • 3.Qa2#
            • 3.Qa4#
            • 3.Qa3#
            • 3.Q3b5#
            • 3.Q3b6#
            • 3.Q8b6#
            • 3.Qa8#
      • 1...Kc7
        • 2.b8Q+
          • 2...Kxc6
            • 3.Qd6#
            • 3.Q3b5#
      • 1...c3
        • 2.Qb6
          • 2...c2
            • 3.a7#
            • 3.c7#
      • 1...cxb3!
    • 1.Qc3?
      • 1...Kc7
        • 2.Qa5+
          • 2...Kxc6
            • 3.b8S#
          • 2...Kb8
            • 3.a7#
      • 1...Ka7!
    • 1.Qe3?
      • threat
        • 2.Qb6
          • 2...c3
            • 3.a7#
            • 3.c7#
      • 1...c3
        • 2.Qb6
          • 2...c2
            • 3.a7#
            • 3.c7#
      • 1...Kc7!
    • 1.a7+?
      • 1...Kc7
        • 2.b8Q#
      • 1...Kxa7!
    • 1.c7+?
      • 1...Ka7
        • 2.Qc6
          • 2...c3
            • 3.b8Q#
            • 3.b8B#
        • 2.b8Q+
          • 2...Kxa6
            • 3.Qfa8#
            • 3.Qa3#
        • 2.b8R
          • threat
            • 3.Qb7#
            • 3.Qa8#
          • 2...Kxa6
            • 3.Qa8#
            • 3.Qa3#
      • 1...Kxc7!
  • Keys
    • 1.Qa3!
      • threat
        • 2.c7+
          • 2...Ka7
            • 3.b8Q#
          • 2...Kxc7
            • 3.Qd6#
      • 1...Ka7
        • 2.Qc5+
          • 2...Kxa6
            • 3.b8S#
          • 2...Kb8
            • 3.c7#
      • 1...Kc7
        • 2.Qa5+
          • 2...Kxc6
            • 3.b8S#
          • 2...Kb8
            • 3.a7#

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).