Problem Display
PID: 252282 (q7/3P3r/p1p4r/2P2ppb/3QPp1P/1p1Ppk2/1P1n2R1/2N3K1 w - - 0 1)

van Dijk, Nils Gustav Gerard

3rd Prize, Schakend Nederland, 1973

q7/3P3r/p1p4r/2P2ppb/3QPp1P/1p1Ppk2/1P1n2R1/2N3K1

#3

10 + 13


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...e2
      • 2.Qf2#
  • Keys
    • 1.Se2!
      • threat
        • 2.Kh1
          • threat
            • 3.Sg1#
      • 1...Sxe4
        • 2.Qxe4+
          • 2...fxe4
            • 3.Sd4#
      • 1...Bg4
        • 2.Rf2+
          • 2...exf2+
            • 3.Qxf2#
      • 1...Bg6
        • 2.Qg7
          • threat
            • 3.Sd4#
      • 1...Bf7
        • 2.Qf6
          • threat
            • 3.Sd4#
      • 1...Be8
        • 2.Qd5
          • threat
            • 3.Sd4#
      • 1...Sf1
        • 2.Kxf1
          • threat
            • 3.Sg1#
      • 1...g4
        • 2.Rf2+
          • 2...exf2+
            • 3.Qxf2#
        • 2.Qe5
          • threat
            • 3.Sd4#
            • 3.Qxf4#

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).