Problem Display
PID: 272047 (8/2b5/3p4/1p6/b2R1QK1/2nB2p1/4p2p/2B1k2r w - - 0 1)

Rumyantsev, Sergei Yuryewitch

Shakhmatnaya kompozitsiya, 1998

8/2b5/3p4/1p6/b2R1QK1/2nB2p1/4p2p/2B1k2r

#3

5 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Kd1
      • 2.Qd2#
    • 1...Bd1
      • 2.Bd2#
    • 1...Sd1
      • 2.Bd2#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Bd2#
      • 1...Bxc2
        • 2.Qxg3+
          • 2...Kf1
            • 3.Rf4#
      • 1...Sb1
        • 2.Qxg3+
          • 2...Kf1
            • 3.Rf4#
      • 1...Se4!
    • 1.Qxg3+?
      • 1...Kf1
        • 2.Rf4#
      • 1...Kd1!
  • Keys
    • 1.Bxe2!
      • threat
        • 2.Bd2+
          • 2...Kxe2
            • 3.Qf3#
      • 1...Kxe2
        • 2.Qf3+
          • 2...Ke1
            • 3.Bd2#
      • 1...Sxe2
        • 2.Rd1+
          • 2...Kxd1
            • 3.Qd2#
          • 2...Bxd1
            • 3.Bd2#
      • 1...Sb1
        • 2.Qe3
          • threat
            • 3.Bc4#
            • 3.Bxb5#
          • 2...Bd1
            • 3.Rxd1#
          • 2...Sd2
            • 3.Bxd2#
          • 2...Sc3
            • 3.Bd2#
      • 1...Se4
        • 2.Rxe4
          • threat
            • 3.Bd2#
            • 3.Qxg3#

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).