Problem Display
PID: 131671 (8/1r3p2/8/8/3N2p1/2p1R3/N2bR1K1/3k4 w - - 0 1)

Fedyakov, Sergey

Fomichev, Evgeny Vasilevich

Mat, 1987

8/1r3p2/8/8/3N2p1/2p1R3/N2bR1K1/3k4

#3

5 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Bc1
      • 2.Sxc3#
    • 1...Bxe3
      • 2.Sxc3+
        • 2...Kc1
          • 3.Rc2#
  • Tries
    • 1.Rf3?
      • threat
        • 2.Rf1+
          • 2...Be1
            • 3.Rfxe1#
      • 1...Be1
        • 2.Rf1
          • threat
            • 3.Rfxe1#
      • 1...gxf3+!
    • 1.Rh3?
      • threat
        • 2.Rh1+
          • 2...Be1
            • 3.Rhxe1#
      • 1...Be1
        • 2.Rh1
          • threat
            • 3.Rhxe1#
      • 1...Be3
        • 2.Sxc3+
          • 2...Kc1
            • 3.Rc2#
        • 2.Rh1+
          • 2...Bg1
            • 3.Rxg1#
      • 1...gxh3+!
  • Keys
    • 1.Rf2!
      • threat
        • 2.Rf1+
          • 2...Be1
            • 3.Rd3#
      • 1...Bxe3
        • 2.Sxc3+
          • 2...Kc1
            • 3.Rc2#
          • 2...Ke1
            • 3.Sc2#
            • 3.Re2#
      • 1...Rb2
        • 2.Rd3
          • threat
            • 3.Rf1#
          • 2...Ke1
            • 3.Rf1#
      • 1...Be1
        • 2.Rd3+
          • 2...Bd2
            • 3.Rf1#

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).