MESON Chess Problem Database
Problem Display
PID: 140124 (3bB3/1KprP1P1/2pk1NR1/5P2/1p1NP2B/1P2R1r1/6p1/6Q1 w - - 0 1)
Wolfs, WJ
Probleemblad, 1972
#2
13 + 8
SOLUTION
- SOUND
- Sets
- 1...Rxe3
- 2.Sxd7#
- 1...Rf3
- 2.Sxd7#
- 1...Rh3
- 2.Sxd7#
- 1...c5
- 2.Sg4#
- 1...Rxe3
- Tries
- 1.Bxg3+?
- 1...Kxe7
- 2.Sxc6#
- 1...Kc5!
- 1...Kxe7
- 1.e5+?
- 1...Kxe7
- 2.Sxc6#
- 1...Kc5!
- 1...Kxe7
- 1.Bxg3+?
- Keys
- 1.Rd3!
- 1...Kc5
- 2.Sxd7#
- 1...Ke5
- 2.Bxg3#
- 1...Kxe7
- 2.Sxc6#
- 1...Rxd3
- 2.Sxd7#
- 1...Rxg6
- 2.Sxc6#
- 1...Rxe7
- 2.Sf3#
- 1...Bxe7
- 2.Sf3#
- 1...Re3
- 2.Sxd7#
- 1...Rf3
- 2.Sxd7#
- 1...Rh3
- 2.Sxd7#
- 1...Rg4
- 2.Sxc6#
- 1...Rg5
- 2.Sxc6#
- 1...c5
- 2.Sg4#
- 1...Kc5
- 1.Rd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD,XR(C)::R(I)+S(H),XR(g)
- R(b);N_GUARD::R(I)+S(H),XR(g)
- P(d);SBLOCK::R(I)+S(H)
- Tries
- Try
- B(F);CHECK,XR(b)
- Vars
- K(e);S_FLIGHT,XP(K)::S(D),XP(d)
- Refutation
- K(e);S_FLIGHT
- Try
- P(E);CHECK
- Vars
- K(e);S_FLIGHT,XP(K)::S(D),XP(d)
- Refutation
- K(e);S_FLIGHT
- Try
- Actual
- R(C);
- Vars
- K(e);S_FLIGHT::S(H),XR(g)
- K(e);S_FLIGHT::B(F),XR(b)
- K(e);S_FLIGHT,XP(K)::S(D),XP(d)
- R(b);N_GUARD,XR(C)::R(I)+S(H),XR(g)
- R(b);N_GUARD,XR(I)::R(C)+S(D),XP(d)
- R(g);SBLOCK,XP(K)::R(C)+S(D)
- B(h);SBLOCK,XP(K)::R(C)+S(D)
- R(b);N_GUARD::R(I)+S(H),XR(g)
- R(b);N_GUARD::R(C)+S(D),XP(d)
- P(d);SBLOCK::R(I)+S(H)
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).