Problem Display
PID: 119130 (1BN1B3/5p2/5kpK/3p1P2/1p5p/b1P2RP1/3P3R/rb6 w - - 0 1)

Wirtanen, Erkki Aukusti

Problemas, 1972

1BN1B3/5p2/5kpK/3p1P2/1p5p/b1P2RP1/3P3R/rb6

#3

10 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ba2
      • 2.fxg6+
        • 2...Ke6
          • 3.Re2#
  • Tries
    • 1.Ba7?
      • threat
        • 2.Bd4#
      • 1...Ke5
        • 2.Re2+
          • 2...Kf6
            • 3.Bd4#
          • 2...Be4
            • 3.Bd4#
      • 1...Bxf5
        • 2.Re2
          • threat
            • 3.Bd4#
          • 2...d4
            • 3.Bxd4#
      • 1...gxf5!
  • Keys
    • 1.Bd7!
      • threat
        • 2.fxg6+
          • 2...Bf5
            • 3.Rxf5#
      • 1...Bxf5
        • 2.Re2
          • threat
            • 3.Be5#
      • 1...gxf5
        • 2.g4
          • threat
            • 3.g5#
      • 1...Bc2
        • 2.fxg6+
          • 2...Bf5
            • 3.Rxf5#
      • 1...Bd3
        • 2.fxg6+
          • 2...Bf5
            • 3.Rxf5#
      • 1...Be4
        • 2.Ba7
          • threat
            • 3.Bd4#
          • 2...Ke5
            • 3.Bd4#
          • 2...d4
            • 3.Bxd4#
      • 1...g5
        • 2.d4
          • threat
            • 3.Be5#

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).