Problem Display
PID: 25417 (8/5p2/8/8/1p4p1/bp1p2P1/qp1P2KP/kb1QR1R1 w - - 0 1)

Hynonen, Veikko August

Tamminen, Veikko Kalervo

1st Prize, Suomen Tehtavaniekat JT/III, 1980-1981

8/5p2/8/8/1p4p1/bp1p2P1/qp1P2KP/kb1QR1R1

#5

7 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Re3!
      • threat
        • 2.Qf1
          • threat
            • 3.Re1
              • threat
                • 4.Rxb1+
                  • 4...Qxb1
                    • 5.Qxb1#
          • 2...f5
            • 3.Re1
              • 3...f4
                • 4.Rxb1+
                  • 4...Qxb1
                    • 5.Qxb1#
          • 2...f6
            • 3.Re1
              • 3...f5
                • 4.Rxb1+
                  • 4...Qxb1
                    • 5.Qxb1#
      • 1...f5
        • 2.Rxd3
          • 2...f4
            • 3.Rxb3
              • 3...f3+
                • 4.Kf2
                  • 4...Qxb3
                    • 5.Qxb1#
              • 3...fxg3
                • 4.hxg3
                  • 4...Qxb3
                    • 5.Qxb1#
      • 1...f6
        • 2.Qf1
          • 2...f5
            • 3.Re1
              • 3...f4
                • 4.Rxb1+
                  • 4...Qxb1
                    • 5.Qxb1#

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).