Problem Display
PID: 125500 (8/8/8/K3N3/4P3/1k6/2pQ4/8 w - - 0 1)

Dimitrov, Nikolai

Boletim da UBP, 1968

8/8/8/K3N3/4P3/1k6/2pQ4/8

#3

4 + 2


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sc4?
      • threat
        • 2.Qb4+
          • 2...Ka2
            • 3.Qb2#
      • 1...Ka2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Qb2#
      • 1...c1Q
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1S
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1B
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1R
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...Kxc4!
    • 1.Qxc2+?
      • 1...Ka3
        • 2.Sc4#
      • 1...Kxc2!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qb4+
          • 2...Ka2
            • 3.Qb2#
      • 1...Ka2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qa4#
            • 3.Qb2#
      • 1...Ka3
        • 2.Qc3+
          • 2...Ka2
            • 3.Qb2#
        • 2.Qb4+
          • 2...Ka2
            • 3.Qb2#
      • 1...Kc4
        • 2.Sc1
          • 2...Kc5
            • 3.Qd5#
        • 2.Sc5
          • threat
            • 3.Qb4#
          • 2...Kxc5
            • 3.Qd5#
      • 1...c1Q
        • 2.Sxc1+
          • 2...Ka3
            • 3.Qc3#
            • 3.Qb4#
            • 3.Qa2#
          • 2...Kc4
            • 3.Qb4#
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1S
        • 2.Sxc1+
          • 2...Ka3
            • 3.Qc3#
            • 3.Qb4#
            • 3.Qa2#
          • 2...Kc4
            • 3.Qb4#
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1B
        • 2.Sxc1+
          • 2...Ka3
            • 3.Qc3#
            • 3.Qb4#
            • 3.Qa2#
          • 2...Kc4
            • 3.Qb4#
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#
      • 1...c1R
        • 2.Sxc1+
          • 2...Ka3
            • 3.Qc3#
            • 3.Qb4#
            • 3.Qa2#
          • 2...Kc4
            • 3.Qb4#
        • 2.Qxc1
          • 2...Ka2
            • 3.Qb2#

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).