Problem Display
PID: 254465 (3N4/3kp1K1/1P6/P4p1B/1pR5/1P6/8/8 w - - 0 1)

Lebedev, Viacheslav Aleksandr

Die Schwalbe, 1930

3N4/3kp1K1/1P6/P4p1B/1pR5/1P6/8/8

#3

7 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Sb7?
      • threat
        • 2.Kf7
          • threat
            • 3.Rc7#
        • 2.Bf7
          • threat
            • 3.Rc7#
      • 1...e5
        • 2.Kf6
          • threat
            • 3.Rc7#
        • 2.Kf7
          • threat
            • 3.Rc7#
        • 2.Bf7
          • threat
            • 3.Rc7#
          • 2...Ke7
            • 3.Rc7#
        • 2.Rc7+
          • 2...Ke6
            • 3.Bf7#
      • 1...Ke6!
    • 1.b7?
      • threat
        • 2.b8Q
          • threat
            • 3.Rd4#
            • 3.Qc7#
      • 1...Kd6
        • 2.b8Q+
          • 2...Kd5
            • 3.Bf3#
          • 2...Kd7
            • 3.Rd4#
            • 3.Qc7#
      • 1...e5
        • 2.b8Q
          • threat
            • 3.Qc7#
          • 2...Ke7
            • 3.Qc7#
      • 1...e6
        • 2.b8Q
          • threat
            • 3.Qc7#
          • 2...Ke7
            • 3.Qc7#
      • 1...Kxd8!
  • Keys
    • 1.Bf7!
      • threat
        • 2.Sb7
          • threat
            • 3.Rc7#
      • 1...Kd6
        • 2.Rd4+
          • 2...Kc5
            • 3.Rd5#
          • 2...Ke5
            • 3.Sc6#
      • 1...Kxd8
        • 2.Be6
          • threat
            • 3.Rc8#
          • 2...Ke8
            • 3.Rc8#
      • 1...e5
        • 2.Sb7
          • threat
            • 3.Rc7#
          • 2...Ke7
            • 3.Rc7#
      • 1...e6
        • 2.Sb7
          • threat
            • 3.Rc7#
          • 2...Ke7
            • 3.Rc7#

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).