MESON Chess Problem Database
Problem Display
PID: 141648 (5Kbk/8/6P1/R4P2/8/8/6P1/8 w - - 0 1)
Popov, Valery
4th Comm., Lokker MT, 1987
#2
5 + 2
| 145 | StrateGems | 2011 |
| 5454 | Near Snap | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Bh7
- 2.g7#
- 1...Bh7
- Tries
- 1.Ra3?
- 1...Ba2
- 2.Rh3#
- 1...Bc4
- 2.Rh3#
- 1...Bd5
- 2.Rh3#
- 1...Be6
- 2.Rh3#
- 1...Bf7
- 2.Rh3#
- 1...Bh7
- 2.g7#
- 1...Bb3!
- 1...Ba2
- 1.Ra4?
- 1...Bb3
- 2.Rh4#
- 1...Ba2
- 2.Rh4#
- 1...Bd5
- 2.Rh4#
- 1...Be6
- 2.Rh4#
- 1...Bf7
- 2.Rh4#
- 1...Bh7
- 2.g7#
- 1...Bc4!
- 1...Bb3
- 1.Ra7?
- 1...Bb3
- 2.Rh7#
- 1...Ba2
- 2.Rh7#
- 1...Bc4
- 2.Rh7#
- 1...Bd5
- 2.Rh7#
- 1...Be6
- 2.Rh7#
- 1...Bh7
- 2.Rxh7#
- 2.g7#
- 1...Bf7!
- 1...Bb3
- 1.f6?
- 1...Bb3
- 2.Rh5#
- 1...Ba2
- 2.Rh5#
- 1...Bc4
- 2.Rh5#
- 1...Be6
- 2.Rh5#
- 1...Bf7
- 2.Rh5#
- 1...Bh7
- 2.g7#
- 1...Bd5!
- 1...Bb3
- 1.Ra3?
- Keys
- 1.Ra1!
- 1...Ba2
- 2.Rh1#
- 1...Bb3
- 2.Rh1#
- 1...Bc4
- 2.Rh1#
- 1...Bd5
- 2.Rh1#
- 1...Be6
- 2.Rh1#
- 1...Bf7
- 2.Rh1#
- 1...Bh7
- 2.g7#
- 1...Ba2
- 1.Ra1!
Anticipated by 4753(1890)
This anticipates 225207(2000)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- B(a);SBLOCK::P(D)
- Tries
- Try
- R(B);
- Vars
- B(a);N_GUARD::R(B)
- B(a);SBLOCK::P(D)
- Refutation
- B(a);
- Try
- R(B);
- Vars
- B(a);N_GUARD::R(B)
- B(a);SBLOCK::P(D)
- Refutation
- B(a);
- Try
- R(B);
- Vars
- B(a);N_GUARD::R1(B)
- Refutation
- B(a);
- Try
- P(C);
- Vars
- B(a);N_GUARD::R(B)
- B(a);SBLOCK::P(D)
- Refutation
- B(a);
- Try
- Actual
- R(B);
- Vars
- B(a);N_GUARD::R(B)
- B(a);SBLOCK::P(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).