MESON Chess Problem Database
Problem Display
PID: 104718 (2B5/rQ6/3p1k2/p5p1/1P1NPN2/2R5/4K2p/B7 w - - 0 1)
Rice, John Michael
3rd Prize, Fleck-80 JT, 1987-1988
#2
9 + 6
| 5174 | Chess Problem Spectrum | 2003 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sb3?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 1...Ke5
- 2.Rf3#
- 1...Rxb7
- 2.Rc7#
- 1...gxf4
- 2.Rg3#
- 1...g4
- 2.Rc5#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5
- 2.Rc6#
- 1...axb4!
- threat
- 1.Sf3?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 1...Rxb7
- 2.Rc7#
- 1...axb4
- 2.Ra3#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5
- 2.Rc6#
- 2.e5#
- 1...gxf4!
- threat
- 1.Sf5?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 1...Ke5
- 2.Rf3#
- 1...Rxb7
- 2.Rc7#
- 1...axb4
- 2.Ra3#
- 1...gxf4
- 2.Rg3#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5
- 2.Rc6#
- 1...g4!
- threat
- 1.Sc6?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 1...axb4
- 2.Ra3#
- 1...gxf4
- 2.Rg3#
- 1...g4
- 2.Rc5#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5
- 2.e5#
- 1...Rxb7!
- threat
- 1.Sde6?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 1...Ke5
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc7#
- 1...Rxb7
- 2.Rc7#
- 1...axb4
- 2.Ra3#
- 1...gxf4
- 2.Rg3#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5!
- threat
- 1.Sh5+?
- 1...Ke5
- 2.Sf3#
- 2.Qd5#
- 1...Kg6!
- 1...Ke5
- 1.e5+?
- 1...dxe5
- 2.Rc6#
- 1...Kxe5!
- 1...dxe5
- 1.Sb3?
- Keys
- 1.Sb5!
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Ra3#
- 2.Rb3#
- 2.Rd3#
- 2.Re3#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 2.Rc4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 1...Ke5
- 2.Rf3#
- 1...Rxb7
- 2.Rc7#
- 1...axb4
- 2.Ra3#
- 1...gxf4
- 2.Rg3#
- 1...g4
- 2.Rc5#
- 1...h1Q
- 2.Rc1#
- 1...h1R
- 2.Rc1#
- 1...d5
- 2.Rc6#
- threat
- 1.Sb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- DUALS(11)
- Vars
- K(e);S_FLIGHT::B(A)+R(C)
- R(f);XQ(H)::B(A)+R(C)
- P(c);XS(G)::B(A)+R(C)
- P(c);::B(A)+R(C)
- P(a);::B(A)+R(C)
- P(d);::B(A)+R(C),DCHECK
- Refutation
- P(b);XP(D)
- Try
- S(E);
- Threat
- DUALS(10)
- Vars
- R(f);XQ(H)::B(A)+R(C)
- P(b);XP(D)::B(A)+R(C)
- P(a);::B(A)+R(C)
- Refutation
- P(c);XS(G)
- Try
- S(E);
- Threat
- DUALS(13)
- Vars
- K(e);S_FLIGHT::B(A)+R(C)
- R(f);XQ(H)::B(A)+R(C)
- P(b);XP(D)::B(A)+R(C)
- P(c);XS(G)::B(A)+R(C)
- P(a);::B(A)+R(C)
- P(d);::B(A)+R(C),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- DUALS(11)
- Vars
- P(b);XP(D)::B(A)+R(C)
- P(c);XS(G)::B(A)+R(C)
- P(c);::B(A)+R(C)
- P(a);::B(A)+R(C)
- P(d);N_GUARD::P(F)
- Refutation
- R(f);XQ(H)
- Try
- S(E);
- Threat
- DUALS(13)
- Vars
- R(f);XQ(H)::B(A)+R(C)
- P(b);XP(D)::B(A)+R(C)
- P(c);XS(G)::B(A)+R(C)
- P(a);::B(A)+R(C)
- Refutation
- P(d);
- Try
- S(G);CHECK
- Refutation
- K(e);P-FLIGHT
- Try
- P(F);CHECK
- Vars
- P(d);SBLOCK,XP(F)::R(C)
- Refutation
- K(e);S_FLIGHT,XP(F)
- Try
- Actual
- S(E);
- Threat
- DUALS(13)
- Vars
- K(e);S_FLIGHT::B(A)+R(C)
- R(f);XQ(H)::B(A)+R(C)
- P(b);XP(D)::B(A)+R(C)
- P(c);XS(G)::B(A)+R(C)
- P(c);::B(A)+R(C)
- P(a);::B(A)+R(C)
- P(d);::B(A)+R(C),DCHECK
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).