Problem Display
PID: 35673 (b2K4/8/8/B4ppp/p3p2r/7p/Bn1p1p2/N1kN1Q2 w - - 0 1)

Pachman, Vladimir

1st HM., Praca, 1951

b2K4/8/8/B4ppp/p3p2r/7p/Bn1p1p2/N1kN1Q2

#3

6 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Sc4
      • 2.Qxc4+
        • 2...Kxd1
          • 3.Qf1#
    • 1...a3
      • 2.Sb3+
        • 2...Kc2
          • 3.Se3#
  • Tries
    • 1.Sb3+?
      • 1...Kc2
        • 2.Se3#
      • 1...axb3!
    • 1.Qc4+?
      • 1...Kxd1
        • 2.Qf1#
      • 1...Sxc4!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Ba3
          • threat
            • 3.Bxb2#
      • 1...Bd5
        • 2.Sc3+
          • 2...Sd1
            • 3.Ba3#
          • 2...d1Q
            • 3.Se2#
          • 2...d1S
            • 3.Se2#
          • 2...d1B
            • 3.Se2#
          • 2...d1R
            • 3.Se2#
      • 1...Sd3
        • 2.Ba3+
          • 2...Sb2
            • 3.Bxb2#
      • 1...Sc4
        • 2.Qxc4+
          • 2...Kxd1
            • 3.Qf1#
      • 1...a3
        • 2.Sb3+
          • 2...Kc2
            • 3.Se3#
        • 2.Bxa3
          • threat
            • 3.Bxb2#
      • 1...e3
        • 2.Sxb2+
          • 2...Kxb2
            • 3.Qb1#
          • 2...d1Q+
            • 3.Sd3#
          • 2...d1S
            • 3.Sd3#
          • 2...d1B
            • 3.Sd3#
          • 2...d1R+
            • 3.Sd3#

FEATURES


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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).