MESON Chess Problem Database
Problem Display
PID: 258324 (8/3K1N2/3P1Pp1/4BkP1/R6p/2PP2nP/6R1/5r2 w - - 0 1)
Vasilenko, Anatoly Grigorovich
2nd Comm., Buletin Problemistic, 1990-1991
#2
11 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rf2#
- 2.Rf4#
- 1...Rb1
- 2.Rf2#
- 2.Rf4#
- 1...Rc1
- 2.Rf2#
- 2.Rf4#
- 1...Rd1
- 2.Rf2#
- 2.Rf4#
- 1...Re1
- 2.Rf2#
- 2.Rf4#
- 1...Rg1
- 2.Rf2#
- 2.Rf4#
- 1...Rh1
- 2.Rf2#
- 2.Rf4#
- 1...Rf2
- 2.Rxf2#
- 1...Rf4
- 2.Rxf4#
- 1...Se4
- 2.dxe4#
- 1...Ra1
- Tries
- 1.Bxg3?
- threat
- 2.Ra5#
- 1...Ra1
- 2.Rf2#
- 2.Rf4#
- 1...Rb1
- 2.Rf2#
- 2.Rf4#
- 1...Re1
- 2.Rf2#
- 2.Rf4#
- 1...hxg3!
- threat
- 1.Bf4?
- threat
- 2.Sh6#
- 1...Rxf4
- 2.Ra5#
- 1...Se4!
- threat
- 1.Bxg3?
- Keys
- 1.Ra5!
- threat
- 2.Bxg3#
- 1...Ra1
- 2.Rf2#
- 1...Rb1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rf4
- 2.Bd4#
- 1...Sh1
- 2.Sh6#
- 2.Bh2#
- 2.Bg3#
- 1...Se2
- 2.Sh6#
- 2.Bh2#
- 2.Bg3#
- 1...Se4
- 2.Sh6#
- 1...Sh5
- 2.Sh6#
- 2.Bh2#
- 2.Bg3#
- threat
- 1.Ra5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::R(A),XR(a)
- R(a);N_GUARD::R1(E),XR(a)
- S(b);OGATE::P(C),XS(b)
- Tries
- Try
- B(F);XS(b)
- Threat
- R(E)
- Refutation
- P(c);XB(F)
- Try
- B(F);
- Threat
- S(K)
- Vars
- R(a);SBLOCK,XB(F)::R(E)
- Refutation
- S(b);
- Try
- Actual
- R(E);
- Threat
- R(E)+B(F),XS(b)
- Vars
- R(a);N_GUARD::R(A)
- R(a);SBLOCK::R(E)+B(F)
- S(b);::S(K)
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).