Problem Display
PID: 1081 (4n3/BP2r2N/4b2p/1R2p3/2BNk1p1/3pP3/6K1/8 w - - 0 1)

Gorgias, Victor

The Westminster Papers, 1871

4n3/BP2r2N/4b2p/1R2p3/2BNk1p1/3pP3/6K1/8

#2

8 + 8


SOLUTION


  • SOUND
  • Tries
    • 1.Se2?
      • threat
        • 2.Sg3#
      • 1...Kf5
        • 2.Bxd3#
      • 1...g3
        • 2.Sxg3#
      • 1...dxe2!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Sg3#
      • 1...Kxf5
        • 2.Bxd3#
      • 1...Bxf5
        • 2.Bd5#
      • 1...g3
        • 2.Sxg3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • K(b);P_SPINP(d),S_FLIGHT::B(C),XP(a)
        • P(c);::S(D),XP(c)
      • Refutation
        • P(a);XS(D)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(b);P_SPINP(d),S_FLIGHT,XS(D)::B(C),XP(a)
      • B(e);N_GUARD,SBLOCK,XS(D)::B(C)
      • P(c);::S(D),XP(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).