Problem Display
PID: 34543 (8/5Q1n/2K1p3/3Npp1r/7p/N4B2/1p6/k7 w - - 0 1)

Pachman, Vladimir

1st Prize, Sachove umeni (Ceskoslovensky sach), 1959

8/5Q1n/2K1p3/3Npp1r/7p/N4B2/1p6/k7

#4

5 + 8


3749 FIDE Album (1959-1961) 1966

SOLUTION


  • SOUND
  • Keys
    • 1.Qa7!
      • threat
        • 2.Sc4+
          • 2...Kb1
            • 3.Qf2
              • threat
                • 4.Qxb2#
              • 3...Ka1
                • 4.Qxb2#
              • 3...Kc1
                • 4.Qxb2#
              • 3...Ka2
                • 4.Qxb2#
        • 2.Sc3
          • threat
            • 3.Sab1#
            • 3.Sc2#
            • 3.Sc4#
            • 3.Sab5#
          • 2...b1Q
            • 3.Sc4+
              • 3...Qa2
                • 4.Qxa2#
          • 2...b1S
            • 3.Sc4+
              • 3...Sa3
                • 4.Qxa3#
          • 2...b1B
            • 3.Sc4+
              • 3...Ba2
                • 4.Qxa2#
      • 1...Ka2
        • 2.Sc4+
          • 2...Kb1
            • 3.Qf2
              • threat
                • 4.Qxb2#
              • 3...Ka1
                • 4.Qxb2#
              • 3...Kc1
                • 4.Qxb2#
              • 3...Ka2
                • 4.Qxb2#
          • 2...Kb3
            • 3.Qa4+
              • 3...Kxa4
                • 4.Bd1#
      • 1...exd5
        • 2.Sb5+
          • 2...Kb1
            • 3.Qg1+
              • 3...Ka2
                • 4.Bxd5#
              • 3...Kc2
                • 4.Qd1#
      • 1...b1Q
        • 2.Sc2+
          • 2...Kb2
            • 3.Qa3+
              • 3...Kxc2
                • 4.Qc3#
      • 1...b1S
        • 2.Sc4+
          • 2...Sa3
            • 3.Qxa3+
              • 3...Kb1
                • 4.Qb2#
            • 3.Sc3
              • threat
                • 4.Qxa3#
      • 1...b1B
        • 2.Sc2+
          • 2...Kb2
            • 3.Qa3+
              • 3...Kxc2
                • 4.Qc3#
        • 2.Sc4+
          • 2...Ba2
            • 3.Sc3
              • threat
                • 4.Qxa2#
            • 3.Sb4
              • threat
                • 4.Qxa2#
              • 3...Kb1
                • 4.Qg1#
            • 3.Qa3
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#

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).