Problem Display
PID: 269049 (8/p1PPPP2/7Q/1ppppp2/3k1p1K/3P4/1R1P4/2rnrB2 w - - 0 1)

Stepochkin, Anatoly Viktorovich

Zhuravlev, Andrey Nikolaevich

Shakhmatnaya kompozitsiya, 1997

8/p1PPPP2/7Q/1ppppp2/3k1p1K/3P4/1R1P4/2rnrB2

#4

10 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Qd6!
      • threat
        • 2.Qxd5+
          • 2...Kxd5
            • 3.d8Q+
              • 3...Kc6
                • 4.c8Q#
              • 3...Ke6
                • 4.e8Q#
      • 1...Sc3
        • 2.Qxc5+
          • 2...Kxc5
            • 3.c8Q+
              • 3...Kd4
                • 4.Rb4#
              • 3...Kb6
                • 4.d8Q#
                • 4.d8B#
              • 3...Kd6
                • 4.d8Q#
      • 1...Se3
        • 2.Qxe5+
          • 2...Kxe5
            • 3.e8Q+
              • 3...Kd4
                • 4.Qh8#
              • 3...Kd6
                • 4.d8Q#
              • 3...Kf6
                • 4.f8Q#
      • 1...b4
        • 2.e8Q
          • threat
            • 3.Qxd5+
              • 3...Kxd5
                • 4.d8Q#
                • 4.d8R#
          • 2...Sc3
            • 3.Rxb4+
              • 3...cxb4
                • 4.Qxb4#
              • 3...c4
                • 4.Rxc4#
          • 2...c4
            • 3.Qa8
              • threat
                • 4.Qaxd5#
                • 4.Qdxd5#
                • 4.Qxa7#

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).