Problem Display
PID: 175497 (1N2b3/5p2/2R3n1/2P1k1P1/2P2NP1/3K2P1/8/8 w - - 0 1)

Hausner, Ignac

Pesti Naplo, 1899

1N2b3/5p2/2R3n1/2P1k1P1/2P2NP1/3K2P1/8/8

#2

9 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Bxc6
      • 2.Sxc6#
    • 1...Bd7
      • 2.Sxd7#
    • 1...f5
      • 2.Re6#
    • 1...f6
      • 2.Re6#
  • Keys
    • 1.Ke3!
      • threat
        • 2.Sd3#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...Sxf4
        • 2.gxf4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • B(d);XR(H)::S(I),XB(d)
    • B(d);N_GUARD::S(I),XB(d)
    • P(c);N_GUARD::R1(H)
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • S(D)
    • Vars
      • B(d);XR(H)::S(I),XB(d)
      • S(b);OGATE,XS(D)::P(B),XS(b)


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).