Problem Display
PID: 242525 (n7/1B2K3/2pN4/k2p4/3p4/3Q4/2P5/8 w - - 0 1)

Klark, Dmitry Vasilevich

Shakhmatny Listok, 1877

n7/1B2K3/2pN4/k2p4/3p4/3Q4/2P5/8

#3

5 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...c5
      • 2.Qb5#
  • Tries
    • 1.Bxc6?
      • threat
        • 2.Qb5#
      • 1...Kb4
        • 2.Sb7
          • threat
            • 3.Qb3#
        • 2.Qb3+
          • 2...Ka5
            • 3.Qb5#
          • 2...Kc5
            • 3.Qb5#
      • 1...Kb6
        • 2.Qb5+
          • 2...Ka7
            • 3.Sc8#
            • 3.Qb7#
          • 2...Kc7
            • 3.Qb7#
      • 1...Sc7!
    • 1.Bxa8?
      • 1...Ka4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
        • 2.Bxc6
          • 2...Ka5
            • 3.Qb5#
          • 2...Kc5
            • 3.Qb5#
      • 1...Kb6!
    • 1.Bc8?
      • 1...Ka4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
      • 1...Kb6
        • 2.Qa6+
          • 2...Kc5
            • 3.Qa5#
          • 2...Kc7
            • 3.Qb7#
            • 3.Qa7#
      • 1...Sb6
        • 2.Sb7+
          • 2...Ka4
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...Sc7!
    • 1.Qxd4?
      • threat
        • 2.Qc5+
          • 2...Ka4
            • 3.Bxc6#
      • 1...c5
        • 2.Qxc5+
          • 2...Ka4
            • 3.Bc6#
      • 1...Sc7!
  • Keys
    • 1.Ba6!
      • 1...Ka4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Sb7
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
      • 1...Kb6
        • 2.Sc8+
          • 2...Ka5
            • 3.Qa3#
          • 2...Kc5
            • 3.Qa3#
          • 2...Kc7
            • 3.Qg3#
      • 1...Sb6
        • 2.Sb7+
          • 2...Ka4
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...Sc7
        • 2.Qa3+
          • 2...Kb6
            • 3.Sc8#

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).