Problem Display
PID: 106561 (8/2p2p2/K1P2P2/4P3/4k3/2pNp3/ppN5/rrb2Q2 w - - 0 1)

Smatana, Vojtech

Praca, 1953

8/2p2p2/K1P2P2/4P3/4k3/2pNp3/ppN5/rrb2Q2

#3

7 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Scb4?
      • threat
        • 2.Qf4#
      • 1...Kd4
        • 2.Qf4#
      • 1...e2!
    • 1.Qg2+?
      • 1...Kf5
        • 2.Sd4#
      • 1...Kxd3!
    • 1.Qh1+?
      • 1...Kf5
        • 2.Qg2
          • threat
            • 3.Sd4#
          • 2...Ke6
            • 3.Sd4#
      • 1...Kxd3!
    • 1.Qf4+?
      • 1...Kd5
        • 2.Scb4+
          • 2...Ke6
            • 3.Sc5#
            • 3.Qg4#
        • 2.Sdb4+
          • 2...Kc5
            • 3.Qd4#
          • 2...Ke6
            • 3.Sd4#
        • 2.Qd4+
          • 2...Kxc6
            • 3.Scb4#
            • 3.Sdb4#
          • 2...Ke6
            • 3.Qd7#
        • 2.Qg4
          • threat
            • 3.Scb4#
          • 2...Kxc6
            • 3.Scb4#
      • 1...Kxd3!
    • 1.Qf5+?
      • 1...Kd5
        • 2.Kb5
          • threat
            • 3.Sdb4#
            • 3.Sf4#
        • 2.Qg4
          • threat
            • 3.Scb4#
          • 2...Kxc6
            • 3.Scb4#
      • 1...Kxf5!
  • Keys
    • 1.Qe2!
      • 1...Kd5
        • 2.Qg4
          • threat
            • 3.Scb4#
          • 2...Kxc6
            • 3.Scb4#
      • 1...Kf5
        • 2.Qg2
          • threat
            • 3.Sd4#
          • 2...Ke6
            • 3.Sd4#
      • 1...Bd2
        • 2.Qg4+
          • 2...Kxd3
            • 3.Sb4#
          • 2...Kd5
            • 3.Scb4#

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).