Problem Display
PID: 242148 (3Q2K1/8/8/8/8/1pBP4/1r6/k7 w - - 0 1)

Rosset, Hans

4th Prize, Henneberger MT (Problemnoter), 1960

3Q2K1/8/8/8/8/1pBP4/1r6/k7

#4

4 + 3


15257 Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) 1968

SOLUTION


  • SOUND
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qf2
          • threat
            • 3.Qxb2#
          • 2...Kb1
            • 3.Qxb2#
          • 2...Ka2
            • 3.Qxb2#
        • 2.Qh2
          • threat
            • 3.Qxb2#
          • 2...Kb1
            • 3.Qxb2#
          • 2...Ka2
            • 3.Qxb2#
      • 1...Kb1
        • 2.Qe1+
          • 2...Ka2
            • 3.Bg7
              • 3...Ka3
                • 4.Qa5#
              • 3...Rb1
                • 4.Qa5#
              • 3...Rc2
                • 4.Qa1#
              • 3...Rd2
                • 4.Qa1#
              • 3...Re2
                • 4.Qa1#
              • 3...Rf2
                • 4.Qa1#
              • 3...Rg2
                • 4.Qa1#
              • 3...Rh2
                • 4.Qa1#
          • 2...Kc2
            • 3.Qd2+
              • 3...Kb1
                • 4.Qxb2#
      • 1...Ka2
        • 2.Qh1
          • 2...Rg2+
            • 3.Qxg2+
              • 3...Kb1
                • 4.Qb2#
              • 3...Ka3
                • 4.Qa8#
              • 3...b2
                • 4.Qxb2#

FEATURES


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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).