Problem Display
PID: 256656 (7q/2R5/P1P4p/K2R4/1pNP4/p2k1Pp1/1P4Qp/8 w - - 0 1)

Tomic, Ziva

Problem (Zagreb), 1971

7q/2R5/P1P4p/K2R4/1pNP4/p2k1Pp1/1P4Qp/8

#3

10 + 7


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Qxd4
      • 2.Kxb4
        • threat
          • 3.Qd2#
    • 1...Qh7
      • 2.Kb5
        • threat
          • 3.Qd2#
    • 1...b3
      • 2.Qd2+
        • 2...Kxc4
          • 3.Rc5#
  • Tries
    • 1.Rdd7?
      • threat
        • 2.Qd2+
          • 2...Kxc4
            • 3.Qc2#
      • 1...Qe5+
        • 2.dxe5+
          • 2...Kxc4
            • 3.Qc2#
      • 1...Qxd4
        • 2.Kxb4
          • threat
            • 3.Qd2#
          • 2...Qd6+
            • 3.Rxd6#
        • 2.Kb5
          • threat
            • 3.Qd2#
          • 2...Qd5+
            • 3.Rxd5#
      • 1...b3
        • 2.Qd2+
          • 2...Kxc4
            • 3.Qc3#
            • 3.Qe2#
      • 1...Qh7!
    • 1.Rcd7?
      • threat
        • 2.Qd2+
          • 2...Kxc4
            • 3.Qc2#
      • 1...Qh7
        • 2.Kb5
          • threat
            • 3.Qd2#
        • 2.Rc5
          • threat
            • 3.Qd2#
      • 1...b3
        • 2.Qd2+
          • 2...Kxc4
            • 3.Rc5#
            • 3.Qc3#
            • 3.Qe2#
      • 1...Qd8+!
  • Keys
    • 1.Rd6!
      • threat
        • 2.Qd2+
          • 2...Kxc4
            • 3.Qc2#
      • 1...Qe5+
        • 2.dxe5+
          • 2...Kxc4
            • 3.Qc2#
      • 1...Qxd4
        • 2.Kb5
          • threat
            • 3.Qd2#
          • 2...Qd5+
            • 3.Rxd5#
      • 1...Qh7
        • 2.Kxb4
          • threat
            • 3.Qd2#
      • 1...b3
        • 2.Qd2+
          • 2...Kxc4
            • 3.Qc3#
            • 3.Qe2#

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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).