Problem Display
PID: 146342 (3n1r1r/1pqbB1p1/1Pp3B1/2P1k1PP/2PNpn2/3PPp1p/K4N2/6Q1 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

The Problemist, 2012

3n1r1r/1pqbB1p1/1Pp3B1/2P1k1PP/2PNpn2/3PPp1p/K4N2/6Q1

#3

13 + 13


SOLUTION


  • SOUND
  • Sets
    • 1...Qxb6
      • 2.Bd6#
    • 1...Qd6
      • 2.Bxd6#
    • 1...Qc8
      • 2.Bd6#
    • 1...Rf5
      • 2.Sg4#
    • 1...Bg4
      • 2.Sxg4#
    • 1...Bf5
      • 2.Bxf5
        • threat
          • 3.Sg4#
    • 1...Be6
      • 2.Sxf3+
        • 2...exf3
          • 3.Qa1#
          • 3.d4#
    • 1...Be8
      • 2.Sg4#
    • 1...Sfe6
      • 2.Sg4#
    • 1...Sde6
      • 2.Sg4#
  • Tries
    • 1.Qh2?
      • threat
        • 2.Bf5
          • threat
            • 3.Sg4#
            • 3.Qxf4#
      • 1...Rxh5
        • 2.Bxf8
          • threat
            • 3.Bxg7#
            • 3.Qxf4#
          • 2...Se6
            • 3.Sg4#
      • 1...Be6
        • 2.Sxf3+
          • 2...exf3
            • 3.d4#
      • 1...Qb8!
    • 1.Qg3?
      • threat
        • 2.Bf5
          • threat
            • 3.Sg4#
            • 3.Qxf4#
      • 1...Rxh5
        • 2.Bxf8
          • threat
            • 3.Bxg7#
            • 3.Qxf4#
          • 2...Se6
            • 3.Sg4#
      • 1...Be6
        • 2.Sxf3+
          • 2...exf3
            • 3.d4#
      • 1...Qb8!
  • Keys
    • 1.Qg4!
      • threat
        • 2.Sxf3+
          • 2...exf3
            • 3.d4#
      • 1...Rf5
        • 2.Qxf3
          • threat
            • 3.Sg4#
            • 3.Qxe4#
      • 1...Sde6
        • 2.Qf5+
          • 2...Rxf5
            • 3.Sg4#

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).