Problem Display
PID: 133371 (Q7/1p6/8/8/1k1P4/3P4/2K5/6B1 w - - 0 1)

Andreev, Aleksandr Grigorevich

200 Shakhmatni Zadachi, 1983

Q7/1p6/8/8/1k1P4/3P4/2K5/6B1

#3

5 + 2


SOLUTION


  • COOKED
  • Tries
    • 1.Kb2?
      • 1...b6
        • 2.Qa6
          • 2...b5
            • 3.Qa3#
      • 1...Kb5!
    • 1.Bf2?
      • 1...b6
        • 2.Qa6
          • 2...b5
            • 3.Be1#
      • 1...Kb5!
    • 1.Bh2?
      • 1...b6
        • 2.Qa6
          • 2...b5
            • 3.Bd6#
      • 1...Kb5!
    • 1.Be3?
      • 1...b6
        • 2.Qa6
          • 2...b5
            • 3.Bd2#
      • 1...Kb5!
  • Keys
    • 1.Qxb7+!
      • 1...Ka4
        • 2.Qb6
          • 2...Ka3
            • 3.Qa5#
            • 3.Qb3#
      • 1...Ka5
        • 2.Kc3
          • 2...Ka4
            • 3.Qa6#
            • 3.Qb4#
    • 1.d5!
      • threat
        • 2.Bb6
          • 2...Kb5
            • 3.Qa5#
      • 1...Kb5
        • 2.Kb3
          • 2...b6
            • 3.Qa4#
      • 1...b5
        • 2.Ba7
          • 2...Ka3
            • 3.Bc5#
          • 2...Ka4
            • 3.Bc5#
          • 2...Ka5
            • 3.Bc5#
      • 1...b6
        • 2.Bxb6
          • 2...Kb5
            • 3.Qa5#

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).