Problem Display
PID: 259892 (8/8/2K5/1p1B4/5Q2/N2k4/1p6/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Utarova, Diana

Tolosa-100 MT (Problemas), 2016

8/8/2K5/1p1B4/5Q2/N2k4/1p6/8

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...b4
      • 2.Bc4+
        • 2...Kc3
          • 3.Qe3#
  • Tries
    • 1.Bc4+?
      • 1...Kc3
        • 2.Kc5
          • threat
            • 3.Qe3#
            • 3.Qd4#
      • 1...bxc4!
    • 1.Qf2?
      • threat
        • 2.Sb1
          • 2...b4
            • 3.Qd2#
      • 1...b1Q
        • 2.Sxb1
          • 2...b4
            • 3.Qd2#
      • 1...b1S
        • 2.Sxb1
          • 2...b4
            • 3.Qd2#
      • 1...b1B
        • 2.Sxb1
          • 2...b4
            • 3.Qd2#
      • 1...b1R
        • 2.Sxb1
          • 2...b4
            • 3.Qd2#
      • 1...b4
        • 2.Sb1
          • 2...b3
            • 3.Qd2#
      • 1...Kc3!
    • 1.Qf3+?
      • 1...Kd4
        • 2.Qe4+
          • 2...Kc3
            • 3.Sb1#
      • 1...Kd2!
    • 1.Qe4+?
      • 1...Kc3
        • 2.Sb1#
      • 1...Kd2!
  • Keys
    • 1.Sb1!
      • threat
        • 2.Qd2#
        • 2.Qe4#
      • 1...Kc2
        • 2.Qd2+
          • 2...Kxb1
            • 3.Qd1#
      • 1...Ke2
        • 2.Bg2
          • threat
            • 3.Qd2#
          • 2...Kd1
            • 3.Qd2#
          • 2...Ke1
            • 3.Qd2#
            • 3.Qf1#
          • 2...Kd3
            • 3.Qe4#

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).