Problem Display
PID: 251392 (2B2B2/2p1p3/K4p2/p2p1R2/1kp1p3/rp5q/1N1PR1n1/1N6 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Variantim, 2021

2B2B2/2p1p3/K4p2/p2p1R2/1kp1p3/rp5q/1N1PR1n1/1N6

#3

8 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Qc3
      • 2.Bxe7+
        • 2...c5
          • 3.dxc3#
    • 1...d4
      • 2.Rb5#
  • Keys
    • 1.Rxe4!
      • threat
        • 2.Rxc4+
          • 2...dxc4
            • 3.Rb5#
      • 1...Kc5
        • 2.Bxe7+
          • 2...Kc6
            • 3.Re6#
      • 1...Qxf5
        • 2.Sd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...Qg4
        • 2.Sd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...Qc3
        • 2.Bxe7+
          • 2...c5
            • 3.dxc3#
      • 1...Qd3
        • 2.Sxd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...Qh4
        • 2.Sd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...Qh5
        • 2.Sd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...Se3
        • 2.Sd3+
          • 2...Ka4
            • 3.Sc3#
      • 1...c5
        • 2.Re6
          • threat
            • 3.Rb6#
      • 1...c6
        • 2.Rxe7
          • threat
            • 3.Rb7#
          • 2...Kc5
            • 3.Re4#

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).