MESON Chess Problem Database

Problem Display
PID: 143239 (2R5/1K2p2N/4k3/4B2P/8/2N1RP2/8/8 w - - 0 1)

Wright, Roger John

British Chess Magazine, 1893

2R5/1K2p2N/4k3/4B2P/8/2N1RP2/8/8

#2

8 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kd7
      • 2.Sf8#
    • 1...Kf7
      • 2.Sg5#
  • Tries
    • 1.Kc6?
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Kc7?
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Kb8?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Sb5?
      • 1...Kf5
        • 2.Sd4#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kd5!
    • 1.Sg5+?
      • 1...Kd7
        • 2.Rd3#
      • 1...Kf5!
    • 1.Bh2+?
      • 1...Kf5
        • 2.Re5#
        • 2.Rf8#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7!
    • 1.Bg3+?
      • 1...Kf5
        • 2.Re5#
        • 2.Rf8#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7!
    • 1.Bd4+?
      • 1...Kf5
        • 2.Rf8#
      • 1...Kd6
        • 2.Rd8#
      • 1...Kf7
        • 2.Sg5#
        • 2.Rf8#
      • 1...Kd7!
    • 1.Bf4+?
      • 1...Kf5
        • 2.Rf8#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7!
    • 1.Bc7+?
      • 1...Kf5
        • 2.Rf8#
      • 1...Kd7
        • 2.Sf8#
        • 2.Rd8#
      • 1...Kf7!
    • 1.Bb8+?
      • 1...Kf5
        • 2.Rf8#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7!
    • 1.Re1?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Re2?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Re4?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Ra8?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Rb8?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.Rd8?
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
    • 1.f4?
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#
      • 1...Kf5!
  • Keys
    • 1.Se2!
      • 1...Kd5
        • 2.Sf4#
      • 1...Kf5
        • 2.Sd4#
      • 1...Kd7
        • 2.Sf8#
      • 1...Kf7
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(G)
  • Tries
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(A);
      • Vars
        • K(a);S_FLIGHT::S(A)
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(G);CHECK
      • Vars
        • K(a);S_FLIGHT::R(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::R(H)
        • K(a);P-FLIGHT::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::R(H)
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::R(H)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);CHECK
      • Vars
        • K(a);S_FLIGHT::R(H)
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(C);
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(A);
    • Vars
      • K(a);S_FLIGHT::S(A)
      • K(a);S_FLIGHT::S(G)
HTML5 logo

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).