Problem Display
PID: 276792 (3R3r/6r1/1p1B4/pp1Bp3/2PkPp2/5Q2/6Pp/5N1K w - - 0 1)

Schneider, Vilmos

Stella Polaris, 1971

3R3r/6r1/1p1B4/pp1Bp3/2PkPp2/5Q2/6Pp/5N1K

#3

9 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...a4
      • 2.Bb4
        • threat
          • 3.Qd1#
          • 3.Qc3#
        • 2...Rg3
          • 3.Bg8#
        • 2...Rh3
          • 3.Bf7#
    • 1...b4
      • 2.Qd1+
        • 2...Kc3
          • 3.Bxe5#
  • Tries
    • 1.Bb4?
      • threat
        • 2.Qd1#
        • 2.Qc3#
      • 1...Rxg2
        • 2.Bg8#
        • 2.Qc3#
      • 1...Rg3
        • 2.Bg8#
      • 1...Rh3
        • 2.Bf7#
      • 1...axb4!
    • 1.Bc5+?
      • 1...bxc5
        • 2.Bg8+
          • 2...Rd7
            • 3.Rxd7#
      • 1...Kxc5!
    • 1.Bxe5+?
      • 1...Kxe5
        • 2.Qc3#
      • 1...Kc5!
    • 1.Qf2+?
      • 1...Kd3
        • 2.Qd2#
      • 1...Kc3!
  • Keys
    • 1.Sd2!
      • threat
        • 2.Sb3#
      • 1...bxc4
        • 2.Bxc4
          • threat
            • 3.Qd3#
          • 2...Rg3
            • 3.Bf8#
          • 2...Rh3
            • 3.Be7#
      • 1...a4
        • 2.Bb4
          • threat
            • 3.Qc3#
          • 2...Rg3
            • 3.Bg8#
          • 2...Rh3
            • 3.Bf7#

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).