MESON Chess Problem Database
Problem Display
PID: 109142 (1B6/2R2r2/4p1B1/1Kb1kNP1/2P5/8/4N3/8 w - - 0 1)
Paros, Gyorgy
Express Wieczorny, 1954
#2
8 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...exf5
- 2.Re7#
- 1...exf5
- Tries
- 1.Sfg3?
- threat
- 2.Rxc5#
- 1...Kd6
- 2.Rxf7#
- 1...Bg1
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bf2
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Ba3
- 2.Rc5#
- 1...Be3
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bb4
- 2.Rc5#
- 1...Bd4
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bb6
- 2.Rc5#
- 1...Bd6
- 2.Rc5#
- 1...Ba7
- 2.Rc5#
- 1...Be7
- 2.Rc5#
- 2.Rxe7#
- 1...Bf8
- 2.Rc5#
- 2.Re7#
- 1...Rxc7!
- threat
- 1.Sh6?
- threat
- 2.Sxf7#
- 2.Rxc5#
- 1...Kd6
- 2.Sxf7#
- 2.Rxf7#
- 1...Rxc7
- 2.Sf7#
- 1...Rf1
- 2.Rxc5#
- 1...Rf2
- 2.Rxc5#
- 1...Rf3
- 2.Rxc5#
- 1...Rf4
- 2.Rxc5#
- 1...Rf6
- 2.Rxc5#
- 1...Rd7
- 2.Rxc5#
- 1...Re7
- 2.Rxc5#
- 1...Rg7
- 2.Rxc5#
- 1...Rh7
- 2.Rxc5#
- 1...Rf8
- 2.Rxc5#
- 1...Bg1
- 2.Sxf7#
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bf2
- 2.Sxf7#
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Ba3
- 2.Sxf7#
- 2.Rc5#
- 1...Be3
- 2.Sxf7#
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bb4
- 2.Sxf7#
- 2.Rc5#
- 1...Bd4
- 2.Sxf7#
- 2.Rc5#
- 2.Rd7#
- 2.Re7#
- 2.Rxf7#
- 1...Bb6
- 2.Sxf7#
- 2.Rc5#
- 1...Bd6
- 2.Sg4#
- 2.Sxf7#
- 2.Rc5#
- 1...Ba7
- 2.Sxf7#
- 2.Rc5#
- 1...Be7
- 2.Sxf7#
- 2.Rc5#
- 2.Rxe7#
- 1...Bf8
- 2.Sxf7#
- 2.Rc5#
- 2.Re7#
- 1...Rf5!
- threat
- 1.Se7?
- threat
- 2.Rxc5#
- 1...Kd6
- 2.Ra7#
- 2.Rb7#
- 1...Bxe7
- 2.Rc5#
- 2.Rxe7#
- 1...Bg1
- 2.Rc5#
- 2.Rc6#
- 2.Ra7#
- 2.Rb7#
- 2.Rd7#
- 2.Rc8#
- 1...Bf2
- 2.Rc5#
- 2.Rc6#
- 2.Ra7#
- 2.Rb7#
- 2.Rd7#
- 2.Rc8#
- 1...Ba3
- 2.Rc5#
- 1...Be3
- 2.Rc5#
- 2.Rc6#
- 2.Ra7#
- 2.Rb7#
- 2.Rd7#
- 2.Rc8#
- 1...Bb4
- 2.Rc5#
- 1...Bd4
- 2.Rc5#
- 2.Rc6#
- 2.Ra7#
- 2.Rb7#
- 2.Rd7#
- 2.Rc8#
- 1...Bb6
- 2.Rc5#
- 1...Bd6
- 2.Sc6#
- 2.Rc5#
- 1...Ba7
- 2.Rc5#
- 2.Rxa7#
- 1...Rf5!
- threat
- 1.Sfg3?
- Keys
- 1.Sd6!
- threat
- 2.Sxf7#
- 2.Rxc5#
- 1...Kxd6
- 2.Rxf7#
- 1...Rxc7
- 2.Sf7#
- 1...Bxd6
- 2.Rc5#
- 1...Rf1
- 2.Rxc5#
- 1...Rf2
- 2.Rxc5#
- 1...Rf3
- 2.Rxc5#
- 1...Rf4
- 2.Rxc5#
- 1...Rf5
- 2.Rxc5#
- 1...Rf6
- 2.Rxc5#
- 1...Rd7
- 2.Rxc5#
- 1...Re7
- 2.Rxc5#
- 1...Rg7
- 2.Rxc5#
- 1...Rh7
- 2.Rxc5#
- 1...Rf8
- 2.Rxc5#
- 1...Bg1
- 2.Sxf7#
- 1...Bf2
- 2.Sxf7#
- 1...Ba3
- 2.Sxf7#
- 1...Be3
- 2.Sxf7#
- 1...Bb4
- 2.Sxf7#
- 1...Bd4
- 2.Sxf7#
- 1...Bb6
- 2.Sxf7#
- 1...Ba7
- 2.Sxf7#
- threat
- 1.Sd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 22
- REMOVED MATES = 1
- Sets
- P(c);XS(D)::B(H)+R(G),DCHECK
- Tries
- Try
- S(D);
- Threat
- B(H)+R(G),DCHECK,XB(a)
- Vars
- K(b);S_FLIGHT::B(H)+R(G),XR(d)
- B(a);::B(H)+R(G),DCHECK
- B(a);::R(G)
- Refutation
- R(d);P_SPINR(d),XR(G)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- R(d);P_SPINR(d),XR(G)::S(D)
- R(d);::B(H)+R(G),DCHECK,XB(a)
- Refutation
- R(d);
- Try
- S(D);
- Threat
- B(H)+R(G),DCHECK,XB(a)
- Vars
- B(a);::B(H)+R(G),DCHECK
- Refutation
- R(d);
- Try
- Actual
- S(D);
- Threat
- DUALS(2)
- Vars
- K(b);OGATEB,S_FLIGHT,XS(D)::B(H)+R(G),XR(d)
- R(d);XR(G)::S(D)
- B(a);XS(D)::R(G)
- R(d);::R(G),XB(a)
- B(a);::S(D),XR(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).