Problem Display
PID: 48636 (8/2PBP2N/3k4/B1p3N1/2P5/4K3/8/8 w - - 0 1)

Taylor, Jesse Paul

Elementary Chess Problems, 1880

8/2PBP2N/3k4/B1p3N1/2P5/4K3/8/8

#2

8 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Ke5
      • 2.Sf7#
  • Tries
    • 1.Ba4?
      • 1...Kxe7
        • 2.c8S#
      • 1...Ke5!
    • 1.Bb5?
      • 1...Kxe7
        • 2.c8S#
      • 1...Ke5!
    • 1.c8Q?
      • 1...Ke5
        • 2.Sf7#
        • 2.Bc7#
        • 2.Qxc5#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Kxe7!
    • 1.c8S+?
      • 1...Ke5
        • 2.Sf3#
        • 2.Sf7#
        • 2.Bc3#
        • 2.Bc7#
        • 2.e8Q#
        • 2.e8R#
      • 1...Kxd7!
    • 1.c8B?
      • 1...Ke5
        • 2.Sf7#
        • 2.Bc7#
      • 1...Kxe7!
  • Keys
    • 1.e8B!
      • 1...Ke5
        • 2.Sf7#
      • 1...Ke7
        • 2.c8S#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::S(D)
  • Tries
    • Try
      • B(F);
      • Vars
        • K(b);S_FLIGHT,XP(G)::P=S
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(F);
      • Vars
        • K(b);S_FLIGHT,XP(G)::P=S
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • P(E);
      • Refutation
        • K(b);S_FLIGHT,XP(G)
    • Try
      • P(E);CHECK
      • Refutation
        • K(b);P-FLIGHT,XB(F)
    • Try
      • P(E);
      • Refutation
        • K(b);S_FLIGHT,XP(G)
  • Actual
    • P(G);
    • Vars
      • K(b);S_FLIGHT::S(D)
      • K(b);S_FLIGHT::P=S


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).