MESON Chess Problem Database
Problem Display
PID: 234984 (R7/7K/6p1/7k/1Q6/8/8/8 w - - 0 1)
Akimov, Nikolai Nikolaevich
64 Shakhmatnoe obozrenie, 2013
#2
3 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Ra1?
- 1...g5
- 2.Rh1#
- 1...Kg5!
- 1...g5
- 1.Ra2?
- 1...g5
- 2.Rh2#
- 1...Kg5!
- 1...g5
- 1.Ra3?
- 1...g5
- 2.Rh3#
- 1...Kg5!
- 1...g5
- 1.Ra4?
- threat
- 2.Qg4#
- 2.Qh4#
- 1...g5
- 2.Qg4#
- 1...Kg5!
- threat
- 1.Ra6?
- 1...g5
- 2.Rh6#
- 1...Kg5!
- 1...g5
- 1.Rh8?
- 1...g5
- 2.Kg7#
- 1...Kg5!
- 1...g5
- 1.Qd4?
- 1...Kg5
- 2.Ra5#
- 1...g5!
- 1...Kg5
- 1.Ra1?
- Keys
- 1.Kg7!
- 1...Kg5
- 2.Ra5#
- 1...g5
- 2.Rh8#
- 1...Kg5
- 1.Kg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(C);
- Vars
- P(b);SBLOCK::R(C)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Vars
- P(b);SBLOCK::R(C)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Vars
- P(b);SBLOCK::R(C)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- P(b);::QAB1(A)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Vars
- P(b);OGATE,SBLOCK::R1(C)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Vars
- P(b);SBLOCK::R(C)+K(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(A);
- Vars
- K(a);P-FLIGHT::R(C)
- Refutation
- P(b);
- Try
- Actual
- K(B);P-FLIGHT
- Vars
- K(a);P-FLIGHT::R(C)
- P(b);SBLOCK::R(C)
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).