Problem Display
PID: 209630 (b5K1/8/2p2P2/2p4p/2PkN1p1/6P1/1PP5/7Q w - - 0 1)

Levman, Semyon Semyonovich

64 Shakhmatnoe obozrenie, 1926

b5K1/8/2p2P2/2p4p/2PkN1p1/6P1/1PP5/7Q

#3

8 + 6


6490 yacpdb 2020
  • SOUND
  • Tries
    • 1.Sd2?
      • threat
        • 2.Qe4#
      • 1...Ke3
        • 2.Qe1+
          • 2...Kd4
            • 3.Qe4#
      • 1...Ke5!
    • 1.Sg5?
      • threat
        • 2.Qe4#
      • 1...Ke3
        • 2.Qe1+
          • 2...Kd4
            • 3.Qc3#
            • 3.Qe4#
      • 1...Ke5
        • 2.Qe4+
          • 2...Kd6
            • 3.Qe7#
          • 2...Kxf6
            • 3.Sh7#
      • 1...Kxc4!
    • 1.Sd6?
      • threat
        • 2.Qe4#
      • 1...Ke3
        • 2.Qg2
          • threat
            • 3.Sf5#
          • 2...Kd4
            • 3.Qe4#
      • 1...Ke5!
    • 1.Qf3?
      • threat
        • 2.Qf4
          • threat
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Kxc4
            • 3.Sc3#
      • 1...Kxc4
        • 2.Sd6+
          • 2...Kb4
            • 3.Qa3#
          • 2...Kd4
            • 3.Qe4#
      • 1...Ke5
        • 2.Qf4+
          • 2...Kd4
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Ke6
            • 3.Sxc5#
      • 1...gxf3!
    • 1.Qc1?
      • threat
        • 2.Qf4
          • threat
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Kxc4
            • 3.Sc3#
      • 1...Ke5
        • 2.Qf4+
          • 2...Kd4
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Ke6
            • 3.Sxc5#
      • 1...Kxc4!
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qf4
          • threat
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Kxc4
            • 3.Sc3#
      • 1...Ke5
        • 2.Qf4+
          • 2...Kd4
            • 3.Sd2#
            • 3.Sf2#
            • 3.Sc3#
            • 3.Sg5#
            • 3.Sd6#
          • 2...Ke6
            • 3.Sxc5#


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).