Problem Display
PID: 222917 (8/pK1NB3/2P2PP1/1N1k4/3P4/2pB1P2/6r1/8 w - - 0 1)

Cuppini, Alessandro

Sachova skladba, 2004

8/pK1NB3/2P2PP1/1N1k4/3P4/2pB1P2/6r1/8

#2

10 + 4


15148 Sadier Collection 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Ke6
      • 2.Sc7#
  • Tries
    • 1.Sxc3+?
      • 1...Ke6
        • 2.Sc5#
        • 2.Sf8#
        • 2.d5#
      • 1...Kxd4!
    • 1.Sb6+?
      • 1...Ke6
        • 2.Sc7#
      • 1...axb6!
    • 1.Be4+?
      • 1...Ke6
        • 2.Sc7#
        • 2.Sc5#
        • 2.Sf8#
        • 2.d5#
      • 1...Kc4!
    • 1.Bc5?
      • threat
        • 2.Sc7#
      • 1...Ke6
        • 2.Sc7#
      • 1...Rb2!
  • Keys
    • 1.Se5!
      • threat
        • 2.Bc4#
      • 1...Ke6
        • 2.Sc7#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::S(D)
  • Tries
    • Try
      • S(D);CHECK,XP(b)
      • Refutation
        • K(c);P-FLIGHT,XP(C)
    • Try
      • S(I);CHECK
      • Vars
        • K(c);S_FLIGHT::S(D)
      • Refutation
        • P(d);XS(I)
    • Try
      • B(A);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(J);
      • Threat
        • S(D)
      • Vars
        • K(c);S_FLIGHT::S(D)
      • Refutation
        • R(a);P_PINS(D)
  • Actual
    • S(I);
    • Threat
      • B(A)
    • Vars
      • K(c);S_FLIGHT::S(D)


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).