Problem Display
PID: 265389 (b6B/2pQn2B/6p1/P1kpp3/P7/1P2PpbK/N6P/3r4 w - - 0 1)

Karin, Aleksey

Zadachi i Etyudi, 2010

b6B/2pQn2B/6p1/P1kpp3/P7/1P2PpbK/N6P/3r4

#4

10 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Bg7!
      • threat
        • 2.Qxc7+
          • 2...Bc6
            • 3.Qxe7#
          • 2...Sc6
            • 3.Bf8#
      • 1...Bh4
        • 2.Bxe5
          • threat
            • 3.Qb5#
          • 2...Bc6
            • 3.Bd6+
              • 3...cxd6
                • 4.Qa7#
          • 2...Sc6
            • 3.Bxc7
              • threat
                • 4.Bb6#
                • 4.Bd6#
                • 4.Qd6#
            • 3.Qxc7
              • threat
                • 4.Bd6#
                • 4.Qb6#
                • 4.Qd6#
      • 1...d4
        • 2.Bg8
          • threat
            • 3.b4#
          • 2...Sxg8
            • 3.Bf8+
              • 3...Se7
                • 4.Bxe7#
          • 2...Rb1
            • 3.Qxc7+
              • 3...Bc6
                • 4.Qxe7#
              • 3...Sc6
                • 4.Bf8#
            • 3.exd4+
              • 3...exd4
                • 4.Bxd4#
          • 2...Be1
            • 3.Qb5+
              • 3...Kd6
                • 4.Bxe5#
            • 3.Qxc7+
              • 3...Bc6
                • 4.Qxe7#
              • 3...Sc6
                • 4.Bf8#
            • 3.Bxe5
              • threat
                • 4.Qb5#
              • 3...Bc6
                • 4.Qxe7#
              • 3...Sc6
                • 4.Qd5#
              • 3...c6
                • 4.Bd6#
                • 4.Qd6#
                • 4.Qa7#
                • 4.Qxe7#
          • 2...Bd5
            • 3.Qxc7+
              • 3...Bc6
                • 4.Qxe7#
                • 4.b4#
              • 3...Sc6
                • 4.Bf8#
          • 2...Sd5
            • 3.Bf8+
              • 3...Se7
                • 4.Bxe7#
                • 4.b4#
      • 1...e4
        • 2.Bb2
          • threat
            • 3.Ba3#
          • 2...Be1
            • 3.Ba3+
              • 3...Bb4
                • 4.Bxb4#
          • 2...Sc6
            • 3.Ba3+
              • 3...Sb4
                • 4.Bxb4#

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).