Problem Display
PID: 129409 (8/5p2/8/2p2p2/5K2/8/kpP5/rN2Q3 w - - 0 1)

Soukup, Miroslav

Narodni osvobozeni, 1938

8/5p2/8/2p2p2/5K2/8/kpP5/rN2Q3

#3

4 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rxb1
      • 2.Qa5#
    • 1...c4
      • 2.Sc3+
        • 2...Ka3
          • 3.Qe7#
  • Tries
    • 1.Kxf5?
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qe7#
      • 1...f6!
    • 1.Qg1?
      • threat
        • 2.Sc3+
          • 2...Ka3
            • 3.Qxc5#
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qc5#
      • 1...Rxb1!
    • 1.Qe3?
      • threat
        • 2.Sc3+
          • 2...Ka3
            • 3.Qxc5#
      • 1...Rxb1
        • 2.Qb3+
          • 2...Ka1
            • 3.Qa4#
            • 3.Qa3#
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qc5#
            • 3.Qe7#
      • 1...Kxb1!
    • 1.Qe5?
      • threat
        • 2.Sc3+
          • 2...Ka3
            • 3.Qxc5#
      • 1...Rxb1
        • 2.Qd5+
          • 2...Ka1
            • 3.Qa8#
          • 2...Ka3
            • 3.Qb3#
          • 2...c4
            • 3.Qa8#
            • 3.Qa5#
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qd6#
            • 3.Qa5#
            • 3.Qc5#
            • 3.Qe7#
      • 1...Kxb1!
    • 1.Qe8?
      • threat
        • 2.Sc3+
          • 2...Ka3
            • 3.Qa4#
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qa4#
            • 3.Qe7#
            • 3.Qf8#
      • 1...Kxb1!
  • Keys
    • 1.Qd1!
      • 1...Rxb1
        • 2.Qd5+
          • 2...Ka1
            • 3.Qa8#
          • 2...Ka3
            • 3.Qb3#
          • 2...c4
            • 3.Qa8#
            • 3.Qa5#
      • 1...f6
        • 2.c4
          • 2...Rxb1
            • 3.Qa4#
      • 1...c4
        • 2.Sc3+
          • 2...Ka3
            • 3.Qd6#

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).