Problem Display
PID: 258441 (8/3B4/p1pp4/3kp3/P7/P2p2K1/3N1Q2/8 w - - 0 1)

Ulehla, Johann Viktor

Die Schwalbe, 1931

8/3B4/p1pp4/3kp3/P7/P2p2K1/3N1Q2/8

#3

6 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Sc4?
      • threat
        • 2.Sb6+
          • 2...Ke4
            • 3.Bf5#
      • 1...Ke4
        • 2.Sb6
          • threat
            • 3.Bf5#
        • 2.Bf5+
          • 2...Kd5
            • 3.Sb6#
        • 2.Bxc6+
          • 2...d5
            • 3.Sd2#
            • 3.Sd6#
        • 2.Be6
          • threat
            • 3.Sd2#
            • 3.Sxd6#
            • 3.Qe3#
        • 2.Qe3+
          • 2...Kd5
            • 3.Sb6#
      • 1...e4
        • 2.Sb6+
          • 2...Ke5
            • 3.Qb2#
      • 1...Kxc4!
    • 1.Bxc6+?
      • 1...Ke6
        • 2.Se4
          • threat
            • 3.Qf6#
          • 2...Ke7
            • 3.Qf6#
      • 1...Kxc6!
    • 1.Be8?
      • threat
        • 2.Bf7#
      • 1...e4
        • 2.Bf7+
          • 2...Ke5
            • 3.Sc4#
      • 1...c5!
  • Keys
    • 1.Kf3!
      • 1...e4+
        • 2.Ke3
          • threat
            • 3.Qf5#
          • 2...Kc5
            • 3.Kxe4#
          • 2...Ke5
            • 3.Qf5#
      • 1...a5
        • 2.Ke3
          • 2...Kc5
            • 3.Ke4#
          • 2...e4
            • 3.Qf5#
          • 2...c5
            • 3.Qf7#
      • 1...c5
        • 2.Qh4
          • threat
            • 3.Qc4#
            • 3.Qe4#
          • 2...e4+
            • 3.Qxe4#
          • 2...c4
            • 3.Qxc4#

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).