MESON Chess Problem Database
Problem Display
PID: 160632 (1BB5/3p2KN/2P2R2/R4rP1/2P1k3/8/p1N1P3/8 w - - 0 1)
Russ, Colin Albert Harry
British Chess Magazine, 2015
#2
11 + 4
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Re5#
- 1...Rf2
- 2.Re5#
- 1...Rf3
- 2.Re5#
- 1...Rf4
- 2.Re5#
- 2.Rxf4#
- 1...Rxa5
- 2.Rf4#
- 1...Rb5
- 2.Rf4#
- 1...Rc5
- 2.Rf4#
- 1...Rd5
- 2.Rf4#
- 1...Re5
- 2.Rxe5#
- 1...Rxg5+
- 2.Sxg5#
- 1...Rxf6
- 2.Sxf6#
- 1...dxc6
- 2.Bxf5#
- 1...d5
- 2.Bxf5#
- 1...Rf1
- Tries
- 1.Raxf5?
- threat
- 2.Rf4#
- 2.Re5#
- 1...a1Q
- 2.Rf4#
- 1...a1B
- 2.Rf4#
- 1...d6!
- threat
- 1.Raxf5?
- Keys
- 1.Bxd7!
- threat
- 2.Bxf5#
- 1...Rxg5+
- 2.Sxg5#
- 1...Rxa5
- 2.Rf4#
- 1...Rxf6
- 2.Sxf6#
- 1...Rf1
- 2.Re5#
- 2.Re6#
- 1...Rf2
- 2.Re5#
- 2.Re6#
- 1...Rf3
- 2.Re5#
- 2.Re6#
- 1...Rf4
- 2.Re5#
- 2.Rxf4#
- 2.Re6#
- 1...Rb5
- 2.Rf4#
- 1...Rc5
- 2.Rf4#
- 1...Rd5
- 2.Rf4#
- 1...Re5
- 2.Rxe5#
- threat
- 1.Bxd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(c);N_GUARD::R1(D)
- R(c);OGATE,XR(D)::R1(G)
- R(c);OGATE::R1(G)
- R(c);N_GUARD::R1(D),XR(c)
- R(c);CHECK,XP(E)::S(I),XR(c)
- R(c);XR(G)::S(I),XR(c)
- P(d);OGATE,XP(F)::B(K),XR(c)
- P(d);OGATE::B(K),XR(c)
- Tries
- Try
- R(D);XR(c)
- Threat
- DUALS(2)
- Vars
- P(a);P_PINR(G)::R1(D)
- Refutation
- P(d);
- Try
- Actual
- B(K);XP(d)
- Threat
- B(K),XR(c)
- Vars
- R(c);CHECK,XP(E)::S(I),XR(c)
- R(c);OGATE,XR(D)::R1(G)
- R(c);XR(G)::S(I),XR(c)
- R(c);OGATE::R1(G)
- R(c);N_GUARD::R1(D),XR(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).