Problem Display
PID: 178222 (8/8/1p6/8/k2P2BR/1N6/1P6/K3B3 w - - 0 1)

Djordyevsky, Nikolce

Vratnica-64, 2007

8/8/1p6/8/k2P2BR/1N6/1P6/K3B3

#2

7 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...b5
      • 2.Sc5#
  • Tries
    • 1.Ka2?
      • 1...b5
        • 2.Sc5#
      • 1...Kb5!
    • 1.Sc1?
      • 1...b5
        • 2.Bd1#
      • 1...Kb5!
    • 1.Bd1?
      • 1...b5
        • 2.Sc1#
        • 2.Sa5#
        • 2.Sc5#
      • 1...Kb5!
    • 1.Be2?
      • 1...b5
        • 2.Sc5#
      • 1...Kxb3!
    • 1.Be6?
      • 1...b5
        • 2.Sc5#
      • 1...Kb5!
    • 1.Bd7+?
      • 1...b5
        • 2.Sc5#
      • 1...Kxb3!
    • 1.Rh3?
      • 1...b5
        • 2.Sc5#
      • 1...Kb5!
    • 1.Rh5?
      • 1...b5
        • 2.Sc5#
      • 1...Kxb3!
  • Keys
    • 1.d5!
      • 1...Kxb3
        • 2.Bd1#
      • 1...Kb5
        • 2.Be2#
      • 1...b5
        • 2.Sc5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(b);N_GUARD,SBLOCK::S(D)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • P(b);SBLOCK::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(F);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(F);
      • Vars
        • P(b);N_GUARD::S(D)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
    • Try
      • B(F);
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(F);CHECK
      • Vars
        • P(b);P_SPINP(b)::S(D)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
    • Try
      • R(G);
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(G);
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • P(E);
    • Vars
      • K(a);S_FLIGHT,XS(D)::B(F)
      • K(a);S_FLIGHT::B(F)
      • P(b);N_GUARD,SBLOCK::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).