Problem Display
PID: 266061 (1QR5/1RPpK1p1/2pN1P1b/2Bk4/3Pp3/8/1p2PNb1/5nr1 w - - 0 1)

Wennick, Einar

Die Schwalbe, 1973

1QR5/1RPpK1p1/2pN1P1b/2Bk4/3Pp3/8/1p2PNb1/5nr1

#3

11 + 10


SOLUTION


  • SOUND
  • Tries
    • 1.Sd1?
      • threat
        • 2.Sc3#
      • 1...b1S
        • 2.Rxb1
          • threat
            • 3.Sc3#
            • 3.Qb3#
      • 1...Bd2!
    • 1.Sc4?
      • threat
        • 2.Sb6#
      • 1...b1Q
        • 2.Rxb1
          • threat
            • 3.Sb6#
          • 2...Kxc4
            • 3.Qb3#
      • 1...b1R
        • 2.Rxb1
          • threat
            • 3.Sb6#
          • 2...Kxc4
            • 3.Qb3#
      • 1...Kxc4!
    • 1.Rxb2?
      • threat
        • 2.Qb3#
      • 1...Se3
        • 2.Qb3+
          • 2...Sc4
            • 3.Qxc4#
      • 1...Sd2!
    • 1.Qa7?
      • threat
        • 2.Qa2#
      • 1...b1B
        • 2.Ba3
          • threat
            • 3.Qc5#
          • 2...c5
            • 3.Qxc5#
        • 2.Bb4
          • threat
            • 3.Qc5#
          • 2...c5
            • 3.Qxc5#
      • 1...b1R
        • 2.Qa2+
          • 2...Rb3
            • 3.Qxb3#
      • 1...Sd2
        • 2.Qa2+
          • 2...Sb3
            • 3.Qxb3#
          • 2...Sc4
            • 3.Qxc4#
      • 1...Se3
        • 2.Qa2+
          • 2...Sc4
            • 3.Qxc4#
      • 1...b1Q!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sb4#
      • 1...exd3
        • 2.Rh8
          • threat
            • 3.Qg8#
          • 2...Bh3
            • 3.e4#
      • 1...b1Q
        • 2.Rxb1
          • threat
            • 3.Sb4#
            • 3.Qb3#
      • 1...b1R
        • 2.Rxb1
          • threat
            • 3.Sb4#
            • 3.Qb3#
      • 1...Bd2
        • 2.Rxb2
          • threat
            • 3.Qb3#
          • 2...Bb4
            • 3.Sxb4#
            • 3.Sf4#
          • 2...Se3
            • 3.Sf4#

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).