Problem Display
PID: 247868 (8/3Q4/8/8/3p4/2bp1K2/1Npk4/2R5 w - - 0 1)

Rezinkin, Valery Ivanovich

Uralski Problemist, 2006

8/3Q4/8/8/3p4/2bp1K2/1Npk4/2R5

#3

4 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.Sxd3?
      • 1...Kxd3
        • 2.Qa4
          • 2...Kd2
            • 3.Qxc2#
          • 2...Ba1
            • 3.Qxc2#
          • 2...Be1
            • 3.Qxc2#
          • 2...Bb2
            • 3.Qxc2#
          • 2...Bb4
            • 3.Qxc2#
          • 2...Ba5
            • 3.Qxc2#
          • 2...Bd2
            • 3.Qxc2#
      • 1...Ba1
        • 2.Qa4
          • threat
            • 3.Qxc2#
          • 2...Kc3
            • 3.Qxc2#
          • 2...Kxd3
            • 3.Qxc2#
      • 1...Bb4
        • 2.Qa4
          • threat
            • 3.Qxc2#
          • 2...Kc3
            • 3.Qxc2#
          • 2...Kxd3
            • 3.Qxc2#
      • 1...Ba5
        • 2.Qa4
          • threat
            • 3.Qxc2#
          • 2...Kc3
            • 3.Qxc2#
          • 2...Kxd3
            • 3.Qxc2#
      • 1...Bb2!
    • 1.Qe6?
      • threat
        • 2.Qe1#
        • 2.Qh6#
      • 1...Bxb2
        • 2.Qe1#
      • 1...Bb4
        • 2.Qe1#
      • 1...Ba5
        • 2.Qe1#
      • 1...Kxc1!
    • 1.Qe7?
      • threat
        • 2.Qg5#
        • 2.Qe1#
      • 1...Bxb2
        • 2.Qe1#
      • 1...Bb4
        • 2.Qe1#
      • 1...Ba5
        • 2.Qe1#
      • 1...Kxc1!
  • Keys
    • 1.Qa4!
      • threat
        • 2.Rd1+
          • 2...cxd1Q+
            • 3.Qxd1#
          • 2...cxd1S
            • 3.Qxd1#
          • 2...cxd1B+
            • 3.Qxd1#
          • 2...cxd1R
            • 3.Qxd1#
      • 1...Kxc1
        • 2.Qa1+
          • 2...Kd2
            • 3.Sc4#
      • 1...Bxb2
        • 2.Qa5+
          • 2...Kxc1
            • 3.Qe1#
          • 2...Bc3
            • 3.Qg5#
      • 1...Bb4
        • 2.Sxd3
          • threat
            • 3.Qxc2#
          • 2...Kc3
            • 3.Qxc2#
          • 2...Kxd3
            • 3.Qxc2#
      • 1...Ba5
        • 2.Sxd3
          • threat
            • 3.Qxc2#
          • 2...Kc3
            • 3.Qxc2#
          • 2...Kxd3
            • 3.Qxc2#

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).