MESON Chess Problem Database

Problem Display
PID: 96909 (8/4K2p/2p1P2P/R1N1k2P/P3P1B1/N2p1P2/3P3P/8 w - - 0 1)

Wright Wood, S (= Wood, SW)

The Chess Problem, 1947

8/4K2p/2p1P2P/R1N1k2P/P3P1B1/N2p1P2/3P3P/8

#2

13 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Sb3#
    • 1...Kf4
      • 2.Sxd3#
  • Tries
    • 1.Kd7?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kf6!
    • 1.Kf7?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kd6!
    • 1.Ke8?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kf6
        • 2.Sd7#
      • 1...Kd6!
    • 1.Kf8?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kf6
        • 2.Sd7#
      • 1...Kd6!
    • 1.Sb1?
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kd4!
    • 1.Sc2?
      • threat
        • 2.Sxd3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...dxc2!
    • 1.Sc4+?
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kd4!
    • 1.Sb3+?
      • 1...Kf4
        • 2.Rf5#
      • 1...c5!
    • 1.Sd7+?
      • 1...Kf4
        • 2.Rf5#
      • 1...Kd4!
    • 1.Bh3?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4!
    • 1.Bf5?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4!
    • 1.Rb5?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...cxb5!
    • 1.h3?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4!
    • 1.h4?
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4!
  • Keys
    • 1.Kd8!
      • 1...Kd4
        • 2.Sb3#
      • 1...Kf4
        • 2.Sxd3#
      • 1...Kd6
        • 2.Sc4#
        • 2.Sb7#
      • 1...Kf6
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::S(I)
    • K(b);S_FLIGHT::S(I),XP(a)
  • Tries
    • Try
      • K(M);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::S(I)
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(M);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::S(I)
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(M);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::S(I)
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(M);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::S(I)
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(C);
      • Vars
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(C);
      • Threat
        • R(H)+S(I),DCHECK,XP(a)
      • Vars
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • P(a);XS(C)
    • Try
      • S(C);CHECK
      • Vars
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(I);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::R1(H)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • S(I);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::R1(H)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(b);S_FLIGHT::S(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(G);
      • Vars
        • K(b);S_FLIGHT::S(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(H);
      • Vars
        • K(b);S_FLIGHT::S(I)
        • K(b);S_FLIGHT::S(I),XP(a)
      • Refutation
        • P(c);XR(H)
    • Try
      • P(B);
      • Vars
        • K(b);S_FLIGHT::S(I)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • P(B);
      • Vars
        • K(b);S_FLIGHT::S(I)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(M);S_FLIGHT
    • Vars
      • K(b);S_FLIGHT::S(I)
      • K(b);S_FLIGHT::S(I),XP(a)
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).