Problem Display
PID: 54039 (R4K2/1k6/R1pP4/p1p2p2/r7/P6p/1B6/Q4Bb1 w - - 0 1)

Anonymous

Schach-Echo, 1933

R4K2/1k6/R1pP4/p1p2p2/r7/P6p/1B6/Q4Bb1

#3

8 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...f4
      • 2.Bxh3
        • threat
          • 3.Bc8#
  • Tries
    • 1.Bc1?
      • threat
        • 2.Qg7#
      • 1...Rd4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
      • 1...Re4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
        • 2.Qg7+
          • 2...Re7
            • 3.Qb2#
            • 3.Qxe7#
      • 1...Rg4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
      • 1...Bd4!
    • 1.Bf6?
      • threat
        • 2.Bd8
          • threat
            • 3.R6a7#
            • 3.Qg7#
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Rc4
        • 2.Bd8
          • threat
            • 3.R6a7#
            • 3.Qg7#
      • 1...Rd4
        • 2.Bd8
          • threat
            • 3.R6a7#
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Re4
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Rg4
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Rh4
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Bh2
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Be3
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...Bd4
        • 2.Bb5
          • threat
            • 3.Bxc6#
          • 2...cxb5
            • 3.Qh1#
        • 2.R6a7+
          • 2...Kb6
            • 3.Bd8#
      • 1...c4!
    • 1.R8a7+?
      • 1...Kc8
        • 2.d7+
          • 2...Kb8
            • 3.Be5#
            • 3.d8Q#
            • 3.d8R#
          • 2...Kd8
            • 3.Bf6#
      • 1...Kb8!
    • 1.Qe1?
      • threat
        • 2.Qe7#
      • 1...Re4
        • 2.R6a7+
          • 2...Kb6
            • 3.Qxa5#
      • 1...Be3!
    • 1.Qa2?
      • threat
        • 2.Qf7#
      • 1...Rc4
        • 2.Qb3+
          • 2...Rb4
            • 3.Qf7#
        • 2.Qxc4
          • threat
            • 3.Qb3#
            • 3.Qf7#
      • 1...Re4
        • 2.Qb3+
          • 2...Rb4
            • 3.Qf7#
        • 2.Qf7+
          • 2...Re7
            • 3.Qb3#
            • 3.Qxe7#
      • 1...c4!
  • Keys
    • 1.Bh8!
      • threat
        • 2.Qg7#
      • 1...Rd4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
      • 1...Re4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
        • 2.Qg7+
          • 2...Re7
            • 3.Qb2#
            • 3.Qxe7#
      • 1...Rg4
        • 2.Qb2+
          • 2...Rb4
            • 3.Qg7#
      • 1...Bd4
        • 2.Bb5
          • threat
            • 3.Bxc6#
          • 2...Bg7+
            • 3.Qxg7#
          • 2...cxb5
            • 3.Qh1#

FEATURES


NOT CLASSIFIED


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).