Problem Display
PID: 238626 (8/3rB3/1bNpN3/rP1kpP2/pQ1p4/5PK1/q2P4/n7 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Variantim, 2020

8/3rB3/1bNpN3/rP1kpP2/pQ1p4/5PK1/q2P4/n7

#3

9 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Rxb5
      • 2.Qxb5+
        • 2...Bc5
          • 3.Sb4#
    • 1...Rxe7
      • 2.Sxe7#
    • 1...d3
      • 2.Qe4#
    • 1...e4
      • 2.Sf4#
  • Keys
    • 1.d3!
      • threat
        • 2.Qxd6+
          • 2...Rxd6
            • 3.Sb4#
      • 1...Qf2+
        • 2.Kxf2
          • threat
            • 3.Qc4#
      • 1...Qg2+
        • 2.Kxg2
          • threat
            • 3.Qc4#
      • 1...Qh2+
        • 2.Kxh2
          • threat
            • 3.Qc4#
      • 1...Rxb5
        • 2.Qxb5+
          • 2...Bc5
            • 3.Sb4#
      • 1...Qb3
        • 2.Qxb3+
          • 2...Sxb3
            • 3.Sb4#
          • 2...axb3
            • 3.Sb4#
      • 1...Rd8
        • 2.Qxd6+
          • 2...Rxd6
            • 3.Sb4#
      • 1...Bc5
        • 2.Qxd4+
          • 2...Bxd4
            • 3.Sb4#
          • 2...exd4
            • 3.Sf4#
      • 1...Bc7
        • 2.Sxc7+
          • 2...Rxc7
            • 3.Qxd6#
      • 1...Sc2
        • 2.Qe1
          • threat
            • 3.Qe4#
          • 2...Sxe1
            • 3.Sb4#
          • 2...Se3
            • 3.Sb4#
          • 2...e4
            • 3.Qxe4#
            • 3.fxe4#

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).