MESON Chess Problem Database
Problem Display
PID: 233716 (1B1R4/4n3/B7/2pp1b1n/3k4/2N3b1/3PR3/7K w - - 0 1)
Couture, William J
Chess Life, 1949
#2
7 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Be5#
- 1...Bf2
- 2.Be5#
- 1...Bh4
- 2.Be5#
- 1...Be5
- 2.Bxe5#
- 1...Bh3
- 2.Re4#
- 1...Be4+
- 2.Rxe4#
- 1...Bg4
- 2.Re4#
- 1...Be6
- 2.Re4#
- 1...Bc8
- 2.Re4#
- 1...Sf4
- 2.Be5#
- 1...Sc6
- 2.Rxd5#
- 1...Sg6
- 2.Rxd5#
- 1...Sc8
- 2.Rxd5#
- 1...Sg8
- 2.Rxd5#
- 1...Be1
- Tries
- 1.Rxe7?
- threat
- 2.Se2#
- 2.Rxd5#
- 1...Be4+
- 2.Rxe4#
- 1...c4
- 2.Rxd5#
- 1...Be5
- 2.Bxe5#
- 2.Rxd5#
- 1...Bd6
- 2.Se2#
- 1...Bd3
- 2.Rxd5#
- 1...Bg4
- 2.Re4#
- 2.Rxd5#
- 1...Bd7
- 2.Se2#
- 1...Sf4
- 2.Be5#
- 1...Sf6
- 2.Se2#
- 1...Be6!
- threat
- 1.Rxe7?
- Keys
- 1.Re3!
- threat
- 2.Se2#
- 1...Be4+
- 2.Rxe4#
- 1...c4
- 2.Ba7#
- 1...Bd3
- 2.Rxd3#
- 1...Bg4
- 2.Rd3#
- 2.Re4#
- 1...Sf4
- 2.Be5#
- threat
- 1.Re3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 12
- Sets
- B(a);N_GUARD::B(F)
- B(a);N_GUARD::B(F),XB(a)
- B(e);N_GUARD::R1(C)
- B(e);CHECK,N_GUARD::R1(C),XB(e)
- S(f);S_CUTB(a)::B(F)
- S(g);N_GUARD::R1(G),XP(d)
- Tries
- Try
- R(C);XS(g)
- Threat
- DUALS(2)
- Vars
- B(e);CHECK,N_GUARD::R1(C),XB(e)
- P(c);::R1(G),XP(d)
- B(a);N_SPINP(d)::S(D)
- B(e);::R1(G),XP(d)
- B(e);N_SPINP(d)::S(D)
- S(f);S_CUTB(a)::B(F)
- S(f);::S(D)
- Refutation
- B(e);
- Try
- Actual
- R(C);
- Threat
- S(D)
- Vars
- B(e);CHECK,N_GUARD::R1(C),XB(e)
- P(c);OGATEB::B(F)
- B(e);N_GUARD::R1(C),XB(e)
- S(f);S_CUTB(a)::B(F)
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).