Problem Display
PID: 274706 (8/2R1N1R1/p4p1p/1P2pP1B/1P1Pkp2/1P6/1B1P4/4K3 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Makaronets, Leonid

The Problemist, 2023

8/2R1N1R1/p4p1p/1P2pP1B/1P1Pkp2/1P6/1B1P4/4K3

#3

12 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...f3
      • 2.Rg4+
        • 2...Kd3
          • 3.Rc3#
  • Tries
    • 1.Ke2?
      • threat
        • 2.Bf3#
        • 2.d3#
      • 1...f3+
        • 2.Bxf3+
          • 2...Kf4
            • 3.Rg4#
      • 1...exd4!
    • 1.Bd1?
      • threat
        • 2.Bc2+
          • 2...Kf3
            • 3.Rc3#
      • 1...f3
        • 2.Bc2+
          • 2...Kf4
            • 3.Sd5#
        • 2.Rg4+
          • 2...Kd3
            • 3.Bc2#
            • 3.Rc3#
      • 1...exd4!
    • 1.Bf3+?
      • 1...Kd3
        • 2.Rc3+
          • 2...Kxd4
            • 3.Sc6#
            • 3.Re3#
      • 1...Kxf3!
    • 1.d3+?
      • 1...Ke3
        • 2.Be2
          • threat
            • 3.Sd5#
      • 1...Kxd3!
    • 1.dxe5?
      • threat
        • 2.Rc4+
          • 2...Kd3
            • 3.Be2#
      • 1...Kd3
        • 2.Be2+
          • 2...Ke4
            • 3.Rc4#
      • 1...f3
        • 2.Rg4+
          • 2...Kd3
            • 3.Rd4#
            • 3.Rc3#
      • 1...axb5!
  • Keys
    • 1.d5!
      • threat
        • 2.Rc4+
          • 2...Kd3
            • 3.Be2#
      • 1...Kd3
        • 2.Be2+
          • 2...Ke4
            • 3.Rc4#
      • 1...axb5
        • 2.Rc3
          • 2...Kd4
            • 3.Re3#
          • 2...f3
            • 3.Rg4#
      • 1...f3
        • 2.Rg4+
          • 2...Kd3
            • 3.Rc3#

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).