Problem Display
PID: 182962 (8/K2N4/7b/6P1/p1kN4/Q1B2p2/8/7b w - - 0 1)

Vetesnik, Ladislav

Lidove noviny, 1908

8/K2N4/7b/6P1/p1kN4/Q1B2p2/8/7b

#4

6 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qb2!
      • threat
        • 2.Sb6+
          • 2...Kd3
            • 3.Qc2+
              • 3...Ke3
                • 4.Sd5#
      • 1...Kd3
        • 2.Qd2+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kc5
                • 4.Bb4#
          • 2...Ke4
            • 3.Sf6+
              • 3...Ke5
                • 4.Qh2#
      • 1...Kd5
        • 2.Sf6+
          • 2...Kc4
            • 3.Be1
              • threat
                • 4.Qc3#
              • 3...Kd3
                • 4.Qc3#
              • 3...Kc5
                • 4.Qb4#
            • 3.Bd2
              • threat
                • 4.Qc3#
              • 3...Kd3
                • 4.Qc3#
              • 3...Kc5
                • 4.Qb4#
            • 3.Bb4
              • threat
                • 4.Qc3#
              • 3...Kd3
                • 4.Qc3#
            • 3.Ba5
              • threat
                • 4.Qc3#
              • 3...Kd3
                • 4.Qc3#
              • 3...Kc5
                • 4.Qb4#
          • 2...Kd6
            • 3.Qb4+
              • 3...Ke5
                • 4.Qb8#
              • 3...Kc7
                • 4.Qb8#
      • 1...f2
        • 2.Qb4+
          • 2...Kd3
            • 3.Sc5+
              • 3...Ke3
                • 4.Bd2#
          • 2...Kd5
            • 3.Sf6+
              • 3...Ke5
                • 4.Qb8#

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).