Problem Display
PID: 187405 (7Q/8/P7/3p2P1/3N2P1/2k1N1P1/4P1P1/K7 w - - 0 1)

Agapov, Igor Alexeyevich

Sp. Prize, Gulyaev/Grin-110 MT (Kudesnik), 2018

7Q/8/P7/3p2P1/3N2P1/2k1N1P1/4P1P1/K7

#3

10 + 2


1232 Kudesnik 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Sec2?
      • 1...Kc4
        • 2.Qc8#
      • 1...Kd2!
    • 1.Sdc2+?
      • 1...Kb3
        • 2.Qb2+
          • 2...Ka4
            • 3.Qb4#
        • 2.Qb8+
          • 2...Kc3
            • 3.Qb4#
          • 2...Ka4
            • 3.Qb4#
        • 2.Qf8
          • threat
            • 3.Qa3#
            • 3.Qb4#
          • 2...Kc3
            • 3.Qb4#
          • 2...Ka4
            • 3.Qb4#
      • 1...d4
        • 2.Qxd4+
          • 2...Kb3
            • 3.Qb4#
            • 3.Qc4#
      • 1...Kd2!
    • 1.Sc6+?
      • 1...Kb3
        • 2.Qb2+
          • 2...Ka4
            • 3.Qb4#
        • 2.Qd4
          • 2...Ka3
            • 3.Qb4#
        • 2.Qb8+
          • 2...Ka3
            • 3.Qb4#
          • 2...Kc3
            • 3.Qb2#
            • 3.Qb4#
          • 2...Ka4
            • 3.Qb4#
        • 2.Qf8
          • threat
            • 3.Qb4#
          • 2...Kc3
            • 3.Qb4#
          • 2...Ka4
            • 3.Qb4#
      • 1...d4
        • 2.Qxd4+
          • 2...Kb3
            • 3.Qb4#
      • 1...Kd2!
    • 1.Qf6?
      • 1...Kb4
        • 2.Qc6
          • 2...Ka3
            • 3.Sec2#
          • 2...Ka5
            • 3.Qb5#
      • 1...Kd2!
  • Keys
    • 1.Qc8+!
      • 1...Kd2
        • 2.Qc1+
          • 2...Kxc1
            • 3.Sb3#
      • 1...Kb4
        • 2.Qc6
          • 2...Ka3
            • 3.Sec2#
          • 2...Ka5
            • 3.Qb5#
      • 1...Kxd4
        • 2.Sf5+
          • 2...Ke4
            • 3.Qe6#
            • 3.Qe8#
          • 2...Ke5
            • 3.Qe8#

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).