Problem Display
PID: 260145 (3R4/R4p1B/7b/2pb1Pp1/2p1k1p1/2B1n1P1/1p3P2/4N1NK w - - 0 1)

Atayants, Grigory Sergeevich

2nd Prize, SuperProblem, 2020

3R4/R4p1B/7b/2pb1Pp1/2p1k1p1/2B1n1P1/1p3P2/4N1NK

#4

10 + 10


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Bf6!
      • threat
        • 2.Re7+
          • 2...Be6
            • 3.fxe6+
              • 3...Sf5
                • 4.exf7#
      • 1...Sxf5
        • 2.Ra3
          • threat
            • 3.Re3#
          • 2...c3
            • 3.Rxc3
              • threat
                • 4.Re3#
      • 1...b1B
        • 2.Re7+
          • 2...Be6
            • 3.fxe6+
              • 3...Sf5
                • 4.exf7#
            • 3.Se2
              • threat
                • 4.Sc3#
              • 3...Sd1
                • 4.fxe6#
              • 3...Sd5
                • 4.fxe6#
              • 3...c3
                • 4.Sxc3#
        • 2.Se2
          • threat
            • 3.Sc3#
          • 2...Sd1
            • 3.Re7+
              • 3...Be6
                • 4.fxe6#
      • 1...Be6
        • 2.fxe6+
          • 2...Sf5
            • 3.Ra4
              • threat
                • 4.Rxc4#
      • 1...Bb7
        • 2.Sd3
          • threat
            • 3.Sxc5#
          • 2...cxd3
            • 3.Ra4+
              • 3...Sc4
                • 4.Rxc4#
              • 3...c4
                • 4.Rd4#
          • 2...Bf8
            • 3.f3+
              • 3...gxf3
                • 4.Sf2#
      • 1...Bf8
        • 2.Sh3
          • threat
            • 3.Sxg5#
          • 2...Bh6
            • 3.f3+
              • 3...gxf3
                • 4.Sf2#
      • 1...c3
        • 2.Re7+
          • 2...Be6
            • 3.fxe6+
              • 3...Sf5
                • 4.exf7#
            • 3.Sd3
              • threat
                • 4.Sxc5#
              • 3...c4
                • 4.Sc5#
                • 4.Rd4#

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).