Problem Display
PID: 254270 (5k1N/KpN2p1B/pp1p1P2/8/4pB2/8/r1p5/Q1br1q2 w - - 0 1)

Burda, Josef

Schach, 1990

5k1N/KpN2p1B/pp1p1P2/8/4pB2/8/r1p5/Q1br1q2

#3

7 + 12


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Re1
      • 2.Bxd6#
    • 1...Rd2
      • 2.Bh6#
    • 1...Bb2
      • 2.Bh6#
    • 1...Bd2
      • 2.Bxd6#
    • 1...Ba3
      • 2.Bh6#
    • 1...e3
      • 2.Bh6#
    • 1...d5
      • 2.Bd6#
  • Tries
    • 1.Qe5?
      • threat
        • 2.Qe7#
        • 2.Qe8#
      • 1...Qb5
        • 2.Qe7#
      • 1...dxe5!
    • 1.Qxc1?
      • threat
        • 2.Bh6#
      • 1...Qg2
        • 2.Bh6+
          • 2...Qg7
            • 3.Bxg7#
      • 1...Qh3
        • 2.Bh6+
          • 2...Qxh6
            • 3.Qxh6#
      • 1...Qg1
        • 2.Bh6+
          • 2...Qg7
            • 3.Bxg7#
      • 1...Qh1
        • 2.Bh6+
          • 2...Qxh6
            • 3.Qxh6#
      • 1...Qxf4!
    • 1.Qxa2?
      • threat
        • 2.Qxf7#
      • 1...Rd5
        • 2.Bxd6+
          • 2...Rxd6
            • 3.Qxf7#
        • 2.Qxd5
          • threat
            • 3.Bxd6#
            • 3.Qxf7#
            • 3.Qxd6#
      • 1...Qc4!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Se6+
          • 2...Ke8
            • 3.Qc8#
          • 2...fxe6
            • 3.Qc8#
      • 1...Qh3
        • 2.Qxh3
          • threat
            • 3.Qc8#
            • 3.Qh6#
      • 1...Qc4
        • 2.Qg3
          • threat
            • 3.Qg7#
            • 3.Qg8#
          • 2...Rg1
            • 3.Bxd6#
      • 1...Qb5
        • 2.Qd2
          • threat
            • 3.Bxd6#
            • 3.Bh6#

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).