Problem Display
PID: 31300 (8/Q1p3p1/n1PNp2b/1P1kp1pb/2p1N1p1/2p5/2P5/K7 w - - 0 1)

Pachman, Vladimir

2nd HM., Parallele 50, 1951

8/Q1p3p1/n1PNp2b/1P1kp1pb/2p1N1p1/2p5/2P5/K7

#3

7 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Bf7
      • 2.Qg1
        • threat
          • 3.Qd1#
        • 2...cxd6
          • 3.Sxc3#
        • 2...Sb4
          • 3.Qc5#
        • 2...Sc5
          • 3.Qxc5#
    • 1...Be8
      • 2.Qg1
        • threat
          • 3.Qd1#
        • 2...cxd6
          • 3.Sxc3#
        • 2...Sb4
          • 3.Qc5#
        • 2...Sc5
          • 3.Qxc5#
    • 1...Sb4
      • 2.Qc5#
    • 1...Sc5
      • 2.Qxc5#
    • 1...Sb8
      • 2.Qc5#
    • 1...cxd6
      • 2.Sxc3#
  • Tries
    • 1.Qg1?
      • threat
        • 2.Qd1#
      • 1...cxd6
        • 2.Sxc3#
      • 1...Sb4
        • 2.Qc5#
      • 1...Sc5
        • 2.Qxc5#
      • 1...g3!
    • 1.Qe3?
      • threat
        • 2.Sb7
          • threat
            • 3.Sxc3#
        • 2.Sc8
          • threat
            • 3.Sxc3#
            • 3.Se7#
      • 1...g6
        • 2.Sb7
          • threat
            • 3.Sxc3#
            • 3.Sf6#
        • 2.Sf7
          • threat
            • 3.Sxc3#
            • 3.Sf6#
        • 2.Sc8
          • threat
            • 3.Sxc3#
            • 3.Sf6#
            • 3.Se7#
        • 2.Se8
          • threat
            • 3.Sxc3#
            • 3.S4f6#
            • 3.S8f6#
      • 1...Bg6!
  • Keys
    • 1.Qf2!
      • threat
        • 2.Sxc3+
          • 2...Kxd6
            • 3.Qf8#
      • 1...Bf7
        • 2.Qg1
          • threat
            • 3.Qd1#
          • 2...cxd6
            • 3.Sxc3#
          • 2...Sb4
            • 3.Qc5#
          • 2...Sc5
            • 3.Qxc5#
      • 1...g6
        • 2.Se8
          • threat
            • 3.Sxc3#
            • 3.S4f6#
            • 3.S8f6#
          • 2...Kxe4
            • 3.Sf6#

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).