MESON Chess Problem Database
Problem Display
PID: 100918 (4R3/3p4/Q2P1p2/2kP1b1R/8/2Bp4/3K4/8 w - - 0 1)
Elekes, Dezso
Good Companions, 1923
#2
7 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Rxf5#
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5
- Tries
- 1.Kc1?
- 1...Kxd5
- 2.Rxf5#
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...d2+!
- 1...Kxd5
- 1.Ke1?
- 1...Kxd5
- 2.Rxf5#
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...d2+!
- 1...Kxd5
- 1.Ke3?
- 1...Kxd5
- 2.Rxf5#
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...d2!
- 1...Kxd5
- 1.Rg5?
- 1...Kxd5
- 2.Rxf5#
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...fxg5!
- 1...Kxd5
- 1.Ra8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Rb8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Rd8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Rf8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Rg8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Reh8?
- 1...Bh3
- 2.Rc8#
- 1...Be4
- 2.Rc8#
- 1...Bg4
- 2.Rc8#
- 1...Be6
- 2.Rc8#
- 1...Bg6
- 2.Rc8#
- 1...Bh7
- 2.Rc8#
- 1...Kxd5!
- 1...Bh3
- 1.Qa5+?
- 1...Kxd6
- 2.Bb4#
- 1...Kc4!
- 1...Kxd6
- 1.Kc1?
- Keys
- 1.Qb7!
- 1...Kc4
- 2.Rc8#
- 1...Kxd6
- 2.Bb4#
- 1...Bh3
- 2.Qb4#
- 1...Be4
- 2.Qb4#
- 1...Bg4
- 2.Qb4#
- 1...Be6
- 2.Qb4#
- 1...Bg6
- 2.Qb4#
- 1...Bh7
- 2.Qb4#
- 1...Kc4
- 1.Qb7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- K(b);OGATEB,P-FLIGHT,P_SPINB(c),XP(C)::R(D),XB(c)
- B(c);::R(G)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINB(c),XP(C)::R(D),XB(c)
- B(c);::R(G)
- Refutation
- P(a);CHECK
- Try
- K(A);S_FLIGHT
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINB(c),XP(C)::R(D),XB(c)
- B(c);::R(G)
- Refutation
- P(a);CHECK
- Try
- K(A);S_FLIGHT
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINB(c),XP(C)::R(D),XB(c)
- B(c);::R(G)
- Refutation
- P(a);
- Try
- R(D);
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINB(c),XP(C)::R(D),XB(c)
- B(c);::R(G)
- Refutation
- P(d);XR(D)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- R(G);
- Vars
- B(c);::R(G)
- Refutation
- K(b);P-FLIGHT,P_SPINB(c),XP(C)
- Try
- Q(E);CHECK
- Vars
- K(b);S_FLIGHT,XP(F)::B(B)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- Q(E);
- Vars
- K(b);P-FLIGHT::R(G)
- K(b);S_FLIGHT,XP(F)::B(B)
- B(c);::QAB1(E)
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).