Problem Display
PID: 157287 (8/2N1K3/8/1B1Rp3/4kpN1/8/8/6R1 w - - 0 1)

della Corte, A

1st Prize, Neopolitan Ty., 1886

8/2N1K3/8/1B1Rp3/4kpN1/8/8/6R1

#2

6 + 3


4901 Best Problems 2008

SOLUTION


  • SOUND
  • Tries
    • 1.Rxe5+?
      • 1...Kf3
        • 2.Be2#
        • 2.Bc6#
      • 1...Kd4!
  • Keys
    • 1.Se6!
      • 1...Kf3
        • 2.Sg5#
      • 1...Kxd5
        • 2.Sf6#
      • 1...Kf5
        • 2.Bd3#
      • 1...f3
        • 2.Rxe5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);CHECK,XP(c)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(a);S_FLIGHT::S(E)
      • K(a);S_FLIGHT,XR(D)::S(B)
      • K(a);P_SPINP(c),S_FLIGHT::B(C)
      • P(b);SBLOCK::R1(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).