MESON Chess Problem Database
Problem Display
PID: 117367 (nrb5/1p2B3/3Kpp1p/1PR4P/p1B5/k2N4/8/8 w - - 0 1)
Lider, Valentin Viktorovich
Thema Danicum, 1993
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Rd5?
- 1...exd5
- 2.Kxd5#
- 1...Bd7
- 2.Kxd7#
- 1...Sb6
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 1...f5
- 2.Ke5#
- 1...b6
- 2.Kc6#
- 1...e5!
- 1...exd5
- 1.Re5?
- 1...fxe5
- 2.Kxe5#
- 1...Bd7
- 2.Kxd7#
- 1...Sb6
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 1...b6
- 2.Kc6#
- 1...f5!
- 1...fxe5
- 1.Rg5?
- 1...fxg5
- 2.Ke5#
- 1...Bd7
- 2.Kxd7#
- 1...Sb6
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 1...e5
- 2.Kd5#
- 1...f5
- 2.Ke5#
- 1...b6
- 2.Kc6#
- 1...hxg5!
- 1...fxg5
- 1.Rc6?
- 1...bxc6
- 2.Kxc6#
- 1...Bd7
- 2.Kxd7#
- 1...Sb6
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 1...e5
- 2.Kd5#
- 1...f5
- 2.Ke5#
- 1...b6!
- 1...bxc6
- 1.Rc7?
- 1...Sxc7
- 2.Kxc7#
- 1...Bd7
- 2.Kxd7#
- 1...e5
- 2.Kd5#
- 1...f5
- 2.Ke5#
- 1...b6
- 2.Kc6#
- 1...Sb6!
- 1...Sxc7
- 1.Rxc8?
- threat
- 2.Kxe6#
- 2.Kd7#
- 1...Sb6
- 2.Kxe6#
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 2.Kd7#
- 1...e5
- 2.Kd5#
- 2.Ke6#
- 2.Kd7#
- 1...Rxc8!
- threat
- 1.Rd5?
- Keys
- 1.Rf5!
- 1...exf5
- 2.Kd5#
- 1...Bd7
- 2.Kxd7#
- 1...Sb6
- 2.Kc7#
- 1...Sc7
- 2.Kxc7#
- 1...e5
- 2.Kd5#
- 1...b6
- 2.Kc6#
- 1...exf5
- 1.Rf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(D);
- Vars
- P(c);XR(D)::B(G)+K(F),XP(c)
- B(i);::B(G)+K(F),XB(i)
- S(g);::B(G)+K(F)
- S(g);::B(G)+K(F),XS(g)
- P(d);::B(G)+K(F)
- P(f);::B(G)+K(F)
- Refutation
- P(c);
- Try
- R(D);
- Vars
- P(d);XR(D)::B(G)+K(F),XP(d)
- B(i);::B(G)+K(F),XB(i)
- S(g);::B(G)+K(F)
- S(g);::B(G)+K(F),XS(g)
- P(f);::B(G)+K(F)
- Refutation
- P(d);
- Try
- R(D);
- Vars
- P(d);XR(D)::B(G)+K(F)
- B(i);::B(G)+K(F),XB(i)
- S(g);::B(G)+K(F)
- S(g);::B(G)+K(F),XS(g)
- P(c);::B(G)+K(F)
- P(d);::B(G)+K(F)
- P(f);::B(G)+K(F)
- Refutation
- P(e);XR(D)
- Try
- R(D);
- Vars
- P(f);XR(D)::B(G)+K(F),XP(f)
- B(i);::B(G)+K(F),XB(i)
- S(g);::B(G)+K(F)
- S(g);::B(G)+K(F),XS(g)
- P(c);::B(G)+K(F)
- P(d);::B(G)+K(F)
- Refutation
- P(f);
- Try
- R(D);
- Vars
- S(g);XR(D)::B(G)+K(F),XS(g)
- B(i);::B(G)+K(F),XB(i)
- P(c);::B(G)+K(F)
- P(d);::B(G)+K(F)
- P(f);::B(G)+K(F)
- Refutation
- S(g);
- Try
- R(D);XB(i)
- Threat
- DUALS(2)
- Refutation
- R(h);XR(D)
- Try
- Actual
- R(D);
- Vars
- P(c);XR(D)::B(G)+K(F)
- B(i);::B(G)+K(F),XB(i)
- S(g);::B(G)+K(F)
- S(g);::B(G)+K(F),XS(g)
- P(c);::B(G)+K(F)
- P(f);::B(G)+K(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).