MESON Chess Problem Database
Problem Display
PID: 219475 (8/3R4/B7/7K/8/4N1pk/7p/8 w - - 0 1)
Kovbasa, Oleg I
Schach-Report, 1994
#2
4 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Tries
- 1.Kg6?
- threat
- 2.Rh7#
- 1...Kh4
- 2.Rh7#
- 1...g2!
- threat
- 1.Rd1?
- threat
- 2.Bc8#
- 1...h1Q
- 2.Rxh1#
- 1...h1S
- 2.Rxh1#
- 1...h1B
- 2.Rxh1#
- 1...h1R
- 2.Rxh1#
- 1...g2!
- threat
- 1.Rd4?
- threat
- 2.Bc8#
- 2.Rh4#
- 1...h1Q
- 2.Rh4#
- 1...h1S
- 2.Rh4#
- 1...h1B
- 2.Rh4#
- 1...h1R
- 2.Rh4#
- 1...g2!
- threat
- 1.Rh7?
- threat
- 2.Kg5#
- 2.Kg6#
- 2.Bc8#
- 1...h1Q
- 2.Kg5#
- 2.Kg6#
- 1...h1S
- 2.Kg5#
- 2.Kg6#
- 1...h1B
- 2.Kg5#
- 2.Kg6#
- 1...h1R
- 2.Kg5#
- 2.Kg6#
- 1...g2!
- threat
- 1.Kg6?
- Keys
- 1.Bc8!
- threat
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 2.Rd6#
- 2.Ra7#
- 2.Rb7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.Rd8#
- 1...h1Q
- 2.Rd2#
- 1...h1S
- 2.Rd2#
- 1...h1B
- 2.Rd2#
- 1...h1R
- 2.Rd2#
- 1...g2
- 2.Rg7#
- threat
- 1.Bc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(B);S_FLIGHT
- Threat
- R(D)
- Vars
- K(c);P-FLIGHT::R(D)
- Refutation
- P(b);
- Try
- R(D);
- Threat
- B(C)
- Vars
- P(a);OGATEB::R(D),XQ(a)
- P(a);OGATEB::R(D),XS(a)
- P(a);OGATEB::R(D),XB(a)
- P(a);OGATEB::R(D),XR(a)
- Refutation
- P(b);
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- P(a);::R1(D)
- Refutation
- P(b);
- Try
- R(D);
- Threat
- DUALS(3)
- Refutation
- P(b);
- Try
- Actual
- B(C);
- Threat
- DUALS(14)
- Vars
- P(a);::B(C)+R(D)
- P(b);::B(C)+R(D)
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).