Problem Display
PID: 33241 (2R2B2/RP1b4/Kp3r2/1p2r3/1p5q/kp3p2/Pp1Q4/1B4b1 w - - 0 1)

Smits, Gerhardus Johannes Gerard

1st Prize, Tidskrift for Schack, 1962

2R2B2/RP1b4/Kp3r2/1p2r3/1p5q/kp3p2/Pp1Q4/1B4b1

#3

8 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Qf2
      • 2.Qxb4#
    • 1...Qg3
      • 2.Qxb4#
    • 1...Qg5
      • 2.Qxb4#
    • 1...Qh1
      • 2.Qxb4#
    • 1...Qh2
      • 2.Qxb4#
    • 1...Qh3
      • 2.Qxb4#
    • 1...Qh5
      • 2.Qxb4#
    • 1...Qh6
      • 2.Qxb4#
    • 1...Qh7
      • 2.Qxb4#
    • 1...Qh8
      • 2.Qxb4#
    • 1...Bd4
      • 2.Qxb4#
    • 1...Bg4
      • 2.Qxb4#
  • Tries
    • 1.Qxb2+?
      • 1...Ka4
        • 2.Qxb3#
        • 2.axb3#
      • 1...Kxb2!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Qxb3#
      • 1...Qc4
        • 2.Rxc4
          • threat
            • 3.Qxb4#
            • 3.Qxb3#
          • 2...Ka4
            • 3.Qxb4#
            • 3.Qxb3#
      • 1...Re3
        • 2.Rc6
          • threat
            • 3.Kxb5#
            • 3.Kxb6#
          • 2...Ka4
            • 3.Kxb6#
          • 2...Re5
            • 3.Qxb3#
      • 1...Be6
        • 2.Bc5
          • threat
            • 3.Kxb5#
            • 3.Kxb6#
          • 2...Ka4
            • 3.Kxb6#
          • 2...Bc4
            • 3.Qxb4#
          • 2...Bd7
            • 3.Qxb3#

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).