Problem Display
PID: 168004 (8/8/3pp3/3p4/3P1p2/1B1k1p2/1Q3K2/8 w - - 0 1)

Konstantinopolski, Aleksandr Markovich

Shakhmaty v SSSR, 1947

8/8/3pp3/3p4/3P1p2/1B1k1p2/1Q3K2/8

#3

4 + 6


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Bc2#
    • 1...e5
      • 2.Ba4
        • 2...Kc4
          • 3.Bb5#
        • 2...Ke4
          • 3.Bc2#
        • 2...exd4
          • 3.Qc2#
        • 2...e4
          • 3.Bb5#
  • Tries
    • 1.Ke1?
      • threat
        • 2.Qd2+
          • 2...Ke4
            • 3.Bc2#
      • 1...Ke3
        • 2.Qc3+
          • 2...Ke4
            • 3.Bc2#
        • 2.Qd2+
          • 2...Ke4
            • 3.Bc2#
      • 1...Ke4
        • 2.Bc2+
          • 2...Ke3
            • 3.Qc3#
      • 1...f2+!
    • 1.Ba2?
      • 1...Ke4
        • 2.Bb1#
      • 1...e5!
    • 1.Bc2+?
      • 1...Kd2
        • 2.Bb1+
          • 2...Kd1
            • 3.Qc2#
        • 2.Be4+
          • 2...Kd1
            • 3.Bxf3#
            • 3.Qc2#
        • 2.Bf5+
          • 2...Kd1
            • 3.Qc2#
        • 2.Bg6+
          • 2...Kd1
            • 3.Qc2#
        • 2.Bh7+
          • 2...Kd1
            • 3.Qc2#
      • 1...Kc4!
    • 1.Ba4?
      • threat
        • 2.Kxf3
          • threat
            • 3.Bb5#
          • 2...Kc4
            • 3.Bb5#
      • 1...Kc4
        • 2.Bb5#
      • 1...Ke4
        • 2.Bc2#
      • 1...e5!
    • 1.Qc3+?
      • 1...Ke4
        • 2.Bc2#
      • 1...Kxc3!
    • 1.Qd2+?
      • 1...Ke4
        • 2.Bc2#
      • 1...Kxd2!
  • Keys
    • 1.Bd1!
      • threat
        • 2.Kxf3
          • threat
            • 3.Be2#
          • 2...Kc4
            • 3.Be2#
      • 1...Kc4
        • 2.Kxf3
          • threat
            • 3.Be2#
          • 2...Kd3
            • 3.Be2#
      • 1...e5
        • 2.Ba4
          • 2...Kc4
            • 3.Bb5#
          • 2...Ke4
            • 3.Bc2#
          • 2...exd4
            • 3.Qc2#
          • 2...e4
            • 3.Bb5#

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).