Problem Display
PID: 62923 (1qb3Q1/1ppp2K1/1p1p1B2/3P3p/1P4p1/1P1Bp3/rn2P3/k1N5 w - - 0 1)

Grunenwald, Alphonse

Europe Echecs, 1987

1qb3Q1/1ppp2K1/1p1p1B2/3P3p/1P4p1/1P1Bp3/rn2P3/k1N5

#5

9 + 13


SOLUTION


  • SOUND
  • Keys
    • 1.Kh6!
      • threat
        • 2.Bh7
          • threat
            • 3.Qg6
              • threat
                • 4.Qb1#
      • 1...Qa7
        • 2.Bh7
          • threat
            • 3.Qg6
              • threat
                • 4.Qb1#
          • 2...Qa6
            • 3.Qg6
              • threat
                • 4.Qb1#
              • 3...Qd3
                • 4.Qxd3
                  • threat
                    • 5.Qb1#
      • 1...Qa8
        • 2.Bh7
          • threat
            • 3.Qg6
              • threat
                • 4.Qb1#
          • 2...Qa6
            • 3.Qg6
              • threat
                • 4.Qb1#
              • 3...Qd3
                • 4.Qxd3
                  • threat
                    • 5.Qb1#
      • 1...Ra3
        • 2.Bh7
          • threat
            • 3.Qg6
              • threat
                • 4.Qb1#
          • 2...Rxb3
            • 3.Qg6
              • threat
                • 4.Qb1#
              • 3...Rd3
                • 4.Qxd3
                  • threat
                    • 5.Qb1#
                    • 5.Qa3#
      • 1...Ra8
        • 2.Qg7
          • threat
            • 3.Bxb2#
          • 2...Ra2
            • 3.Bh7
              • threat
                • 4.Qg6
                  • threat
                    • 5.Qb1#

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).