Problem Display
PID: 148023 (2b5/2Bp4/6p1/2N5/1Ppk4/npp1Nn2/2p1PK2/7R w - - 0 1)

Keller, Kurt

Europa-Rochade, 1990

2b5/2Bp4/6p1/2N5/1Ppk4/npp1Nn2/2p1PK2/7R

#4

7 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Rh5!
      • threat
        • 2.Rd5#
      • 1...gxh5
        • 2.Sf5+
          • 2...Kd5
            • 3.Se7+
              • 3...Kd4
                • 4.e3#
      • 1...Bb7
        • 2.Rd5+
          • 2...Bxd5
            • 3.Sf5+
              • 3...gxf5
                • 4.e3#
      • 1...g5
        • 2.Sf5+
          • 2...Kd5
            • 3.Se7+
              • 3...Kd4
                • 4.e3#

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).