Problem Display
PID: 242779 (8/7B/R7/N2pP3/1P1k2K1/3N2B1/1P3P2/8 w - - 0 1)

Bakcsi, Gyorgy

Rochade Europa, 1984

8/7B/R7/N2pP3/1P1k2K1/3N2B1/1P3P2/8

#2

10 + 2


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sc4?
      • 1...dxc4
        • 2.Rd6#
      • 1...Kxc4!
    • 1.Be4?
      • 1...dxe4
        • 2.Rd6#
      • 1...Kxe4!
  • Keys
    • 1.Sf4!
      • 1...Kxe5
        • 2.Se2#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Vars
        • P(b);OGATEB,SBLOCK,XS(G)::R(I)
      • Refutation
        • K(a);P-FLIGHT,XS(G)
    • Try
      • B(J);
      • Vars
        • P(b);OGATEB,SBLOCK,XB(J)::R(I)
      • Refutation
        • K(a);P-FLIGHT,XB(J)
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT,XP(H)::B(D)+S(C)


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).