Problem Display
PID: 89028 (2K5/1p6/k7/pN1R4/p1B5/P4p2/3P1P2/8 w - - 0 1)

Pypa, Volodimir Iosifovich

Buletin Problemistic, 1977

2K5/1p6/k7/pN1R4/p1B5/P4p2/3P1P2/8

#3

7 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Kb8?
      • threat
        • 2.Rd6+
          • 2...b6
            • 3.Sc3#
            • 3.Sd4#
            • 3.Sa7#
            • 3.Sc7#
        • 2.d4
          • 2...Kb6
            • 3.Rd6#
          • 2...b6
            • 3.Sc7#
      • 1...b6
        • 2.Sc7#
      • 1...Kb6!
    • 1.Be2?
      • 1...Kb6
        • 2.Rd6+
          • 2...Kc5
            • 3.d4#
      • 1...b6
        • 2.Kb8
          • 2...fxe2
            • 3.Sc7#
      • 1...fxe2!
    • 1.Rd7?
      • threat
        • 2.d4
          • 2...Kb6
            • 3.Rd6#
          • 2...b6
            • 3.Ra7#
      • 1...b6
        • 2.Ra7#
      • 1...Kb6!
    • 1.d4?
      • threat
        • 2.Kb8
          • 2...Kb6
            • 3.Rd6#
          • 2...b6
            • 3.Sc7#
        • 2.Rd7
          • 2...Kb6
            • 3.Rd6#
          • 2...b6
            • 3.Ra7#
      • 1...Kb6
        • 2.Rd6#
      • 1...b6!
  • Keys
    • 1.Bf1!
      • 1...Kb6
        • 2.Rd6+
          • 2...Kc5
            • 3.d4#
      • 1...b6
        • 2.Rd3
          • 2...Kxb5
            • 3.Rc3#

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).