Problem Display
PID: 5616 (6Q1/8/4K3/1kp5/NN6/2P5/8/8 w - - 0 1)

Basaev, D

Sp. Prize, 64 Shakhmatnoe obozrenie, 1983

6Q1/8/4K3/1kp5/NN6/2P5/8/8

#3

5 + 2


  • SOUND
  • Sets
    • 1...Ka5
      • 2.Qa8+
        • 2...Kb5
          • 3.Qa6#
  • Tries
    • 1.Qa8?
      • threat
        • 2.Qa6#
      • 1...cxb4
        • 2.c4+
          • 2...Kxc4
            • 3.Qd5#
      • 1...Kc4!
    • 1.Qe8+?
      • 1...Ka5
        • 2.Qa8+
          • 2...Kb5
            • 3.Qa6#
      • 1...Kc4!
  • Keys
    • 1.Qg2!
      • 1...Kxa4
        • 2.Qa2+
          • 2...Kb5
            • 3.Qa6#
      • 1...Kc4
        • 2.Qe2+
          • 2...Kb3
            • 3.Qa2#
      • 1...Ka5
        • 2.Qa8+
          • 2...Kb5
            • 3.Qa6#
      • 1...cxb4
        • 2.c4+
          • 2...Kxa4
            • 3.Qa2#
          • 2...Kxc4
            • 3.Qd5#
          • 2...Ka5
            • 3.Qa8#
          • 2...Ka6
            • 3.Qa8#
      • 1...c4
        • 2.Qc6+
          • 2...Ka5
            • 3.Qa6#


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).