Problem Display
PID: 251152 (1N2b3/R4p2/2p5/3p2N1/2pk4/5P2/4Q3/4K3 w - - 0 1)

Petrasinovic, Petrasin

Uralski Problemist, 2012

1N2b3/R4p2/2p5/3p2N1/2pk4/5P2/4Q3/4K3

#3

6 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Se6+?
      • 1...Kc3
        • 2.Ra3+
          • 2...Kb4
            • 3.Qb2#
        • 2.Rb7
          • threat
            • 3.Qd2#
        • 2.Qd2+
          • 2...Kb3
            • 3.Sd4#
            • 3.Sc5#
      • 1...fxe6!
    • 1.Sd7?
      • threat
        • 2.Qd2#
      • 1...Kc3
        • 2.Ra3+
          • 2...Kb4
            • 3.Qb2#
          • 2...Kd4
            • 3.Qd1#
            • 3.Qd2#
            • 3.Qf2#
            • 3.Qe3#
            • 3.Qe5#
        • 2.Rb7
          • threat
            • 3.Qd2#
          • 2...Kd4
            • 3.Qd2#
        • 2.Qd2+
          • 2...Kb3
            • 3.Sc5#
      • 1...Bxd7!
    • 1.Qb2+?
      • 1...Kc5
        • 2.Sa6+
          • 2...Kd6
            • 3.Qf6#
            • 3.Qh2#
            • 3.Qb8#
      • 1...c3!
    • 1.Qf2+?
      • 1...Kc3
        • 2.Rb7
          • threat
            • 3.Qd2#
          • 2...Kd3
            • 3.Qd2#
      • 1...Ke5!
  • Keys
    • 1.Rb7!
      • 1...Kc5
        • 2.Qe3+
          • 2...Kd6
            • 3.Qe7#
          • 2...d4
            • 3.Qe5#
      • 1...Bd7
        • 2.Sxd7
          • threat
            • 3.Qd2#
          • 2...Kc3
            • 3.Qd2#
          • 2...c3
            • 3.Rb4#
      • 1...c3
        • 2.Rb4+
          • 2...Kc5
            • 3.Qe7#
      • 1...c5
        • 2.f4
          • threat
            • 3.Qd2#
          • 2...Kc3
            • 3.Qd2#
          • 2...c3
            • 3.Sf3#
      • 1...f5
        • 2.Se6+
          • 2...Kc3
            • 3.Qd2#
      • 1...f6
        • 2.Se6+
          • 2...Kc3
            • 3.Qd2#

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).