Problem Display
PID: 248568 (2b5/2N1p3/7P/2P1Pk1B/5P2/b4pP1/p2P4/4Q2K w - - 0 1)

Litvinov, Viktor

2nd Prize, Sachove umeni (Ceskoslovensky sach), 1961

2b5/2N1p3/7P/2P1Pk1B/5P2/b4pP1/p2P4/4Q2K

#4

10 + 6


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.e6!
      • threat
        • 2.Qe5#
      • 1...a1Q
        • 2.Qxa1
          • threat
            • 3.Qe5#
          • 2...Bb2
            • 3.Qb1+
              • 3...Kf6
                • 4.Qg6#
            • 3.Qxb2
              • threat
                • 4.Qe5#
              • 3...Ke4
                • 4.Bg6#
      • 1...a1R
        • 2.Qxa1
          • threat
            • 3.Qe5#
          • 2...Bb2
            • 3.Qb1+
              • 3...Kf6
                • 4.Qg6#
            • 3.Qxb2
              • threat
                • 4.Qe5#
              • 3...Ke4
                • 4.Bg6#

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).