Problem Display
PID: 181543 (8/8/5p1Q/4pP2/P1R5/p3P3/pPB5/k5K1 w - - 0 1)

Herland, Sigmund

Vasarnapi Ujsag, 1905

8/8/5p1Q/4pP2/P1R5/p3P3/pPB5/k5K1

#4

8 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qf8!
      • threat
        • 2.Qxa3
          • 2...e4
            • 3.Bb3
              • 3...Kb1
                • 4.Qxa2#
            • 3.Bd3
              • 3...exd3
                • 4.Rc1#
      • 1...Kxb2
        • 2.Qb4+
          • 2...Kc1
            • 3.Be4+
              • 3...Kd1
                • 4.Bf3#
      • 1...axb2
        • 2.Qa3
          • threat
            • 3.Rb4
              • threat
                • 4.Qxb2#
              • 3...b1Q+
                • 4.Rxb1#
              • 3...b1R+
                • 4.Rxb1#
              • 3...b1S
                • 4.Rxb1#
                • 4.Qb2#
              • 3...b1B
                • 4.Rxb1#
                • 4.Qb2#
                • 4.Qc3#
          • 2...b1Q+
            • 3.Bxb1
              • threat
                • 4.Qxa2#
              • 3...Kxb1
                • 4.Rc1#
                • 4.Qc1#
          • 2...b1R+
            • 3.Bxb1
              • threat
                • 4.Qxa2#
              • 3...Kxb1
                • 4.Rc1#
                • 4.Qc1#
          • 2...b1S
            • 3.Bxb1
              • threat
                • 4.Qxa2#
              • 3...Kxb1
                • 4.Rc1#
                • 4.Qc1#
      • 1...e4
        • 2.Qxf6
          • 2...axb2
            • 3.Bd3
              • 3...exd3
                • 4.Rc1#
            • 3.Rd4
              • threat
                • 4.Rd1#

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).