MESON Chess Problem Database
Problem Display
PID: 110745 (8/1K6/2RBp3/b2kP3/1p2n3/1P1N1P2/2N3n1/8 w - - 0 1)
Brunner, Erich Anselm
Basler Nachrichten, 1925
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bb6
- 2.Sdxb4#
- 1...Bc7
- 2.Sdxb4#
- 1...Bd8
- 2.Sdxb4#
- 1...Se1
- 2.Sf4#
- 1...Se3
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sd2
- 2.Rc5#
- 1...Sf2
- 2.Rc5#
- 1...Sc3
- 2.Rc5#
- 1...Sg3
- 2.Rc5#
- 1...Sc5+
- 2.Rxc5#
- 1...Sg5
- 2.Rc5#
- 1...Sxd6+
- 2.Rxd6#
- 1...Sf6
- 2.Rc5#
- 1...Bb6
- Tries
- 1.Sf2?
- threat
- 2.fxe4#
- 1...Sc5+
- 2.Rxc5#
- 1...Sxf2
- 2.Rc5#
- 1...Sd2
- 2.Rc5#
- 1...Sc3
- 2.Rc5#
- 1...Sg3
- 2.Rc5#
- 1...Sg5
- 2.Rc5#
- 1...Sf6
- 2.Rc5#
- 1...Sxd6+!
- threat
- 1.Bc7?
- 1...Sc5+
- 2.Rxc5#
- 1...Sd6+
- 2.Rxd6#
- 1...Se1
- 2.Sf4#
- 1...Bb6
- 2.Sdxb4#
- 1...Se3
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sd2
- 2.Rc5#
- 2.Rd6#
- 1...Sf2
- 2.Rc5#
- 2.Rd6#
- 1...Sc3
- 2.Rc5#
- 2.Rd6#
- 1...Sg3
- 2.Rc5#
- 2.Rd6#
- 1...Sg5
- 2.Rc5#
- 2.Rd6#
- 1...Sf6
- 2.Rc5#
- 2.Rd6#
- 1...Bxc7!
- 1...Sc5+
- 1.Bb8?
- 1...Sc5+
- 2.Rxc5#
- 1...Sd6+
- 2.Rxd6#
- 1...Se1
- 2.Sf4#
- 1...Bb6
- 2.Sdxb4#
- 1...Bd8
- 2.Sdxb4#
- 1...Se3
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sd2
- 2.Rc5#
- 2.Rd6#
- 1...Sf2
- 2.Rc5#
- 2.Rd6#
- 1...Sc3
- 2.Rc5#
- 2.Rd6#
- 1...Sg3
- 2.Rc5#
- 2.Rd6#
- 1...Sg5
- 2.Rc5#
- 2.Rd6#
- 1...Sf6
- 2.Rc5#
- 2.Rd6#
- 1...Bc7!
- 1...Sc5+
- 1.Rc4?
- threat
- 2.Rd4#
- 2.fxe4#
- 1...Sc5+
- 2.Rxc5#
- 1...Bb6
- 2.Scxb4#
- 2.Sdxb4#
- 2.fxe4#
- 1...Sd2
- 2.Rd4#
- 2.Rc5#
- 1...Sf2
- 2.Rd4#
- 2.Rc5#
- 1...Sc3
- 2.Rd4#
- 2.Rc5#
- 1...Sg3
- 2.Rd4#
- 2.Rc5#
- 1...Sg5
- 2.Rd4#
- 2.Rc5#
- 1...Sf6
- 2.Rd4#
- 2.Rc5#
- 1...Sxd6+!
- threat
- 1.Rc7?
- 1...Sc5+
- 2.Rxc5#
- 1...Bxc7
- 2.Sdxb4#
- 1...Se1
- 2.Sf4#
- 1...Bb6
- 2.Sdxb4#
- 1...Se3
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sd2
- 2.Rc5#
- 1...Sf2
- 2.Rc5#
- 1...Sc3
- 2.Rc5#
- 1...Sg3
- 2.Rc5#
- 1...Sg5
- 2.Rc5#
- 1...Sf6
- 2.Rc5#
- 1...Sxd6+!
- 1...Sc5+
- 1.Rc8?
- 1...Sc5+
- 2.Rxc5#
- 1...Se1
- 2.Sf4#
- 1...Bb6
- 2.Sdxb4#
- 1...Bc7
- 2.Sdxb4#
- 1...Bd8
- 2.Sdxb4#
- 1...Se3
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sh4
- 2.Sf4#
- 1...Sd2
- 2.Rc5#
- 1...Sf2
- 2.Rc5#
- 1...Sc3
- 2.Rc5#
- 1...Sg3
- 2.Rc5#
- 1...Sg5
- 2.Rc5#
- 1...Sf6
- 2.Rc5#
- 1...Sxd6+!
- 1...Sc5+
- 1.Sf2?
- Keys
- 1.Bc5!
- 1...Sxc5+
- 2.Rxc5#
- 1...Sd6+
- 2.Rxd6#
- 1...Se1
- 2.Se3#
- 1...Bb6
- 2.Scxb4#
- 1...Bc7
- 2.Scxb4#
- 1...Bd8
- 2.Scxb4#
- 1...Se3
- 2.Sxe3#
- 1...Sf4
- 2.Se3#
- 1...Sh4
- 2.Se3#
- 1...Sd2
- 2.Rd6#
- 1...Sf2
- 2.Rd6#
- 1...Sc3
- 2.Rd6#
- 1...Sg3
- 2.Rd6#
- 1...Sg5
- 2.Rd6#
- 1...Sf6
- 2.Rd6#
- 1...Sxc5+
- 1.Bc5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 13
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD::S(C),XP(b)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(c);N_GUARD::R1(F)
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(c);CHECK,OGATE,XB(G)::R1(F),XS(c)
- Tries
- Try
- S(C);
- Threat
- P(D),XS(c)
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(c);N_GUARD,XS(C)::R1(F)
- S(c);N_GUARD::R1(F)
- Refutation
- S(c);CHECK,XB(G)
- Try
- B(G);
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(a);N_GUARD::S(C)
- B(d);N_GUARD::S(C),XP(b)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- B(d);XB(G)
- Try
- B(G);
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(a);N_GUARD::S(C)
- B(d);N_GUARD::S(C),XP(b)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- B(d);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- Refutation
- S(c);CHECK,XB(G)
- Try
- R(F);
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- B(d);N_GUARD,XR(F)::S(C),XP(b)
- S(a);N_GUARD::S(C)
- B(d);N_GUARD::S(C),XP(b)
- S(a);N_GUARD::S(C),XS(a)
- S(c);N_GUARD::R1(F)
- Refutation
- S(c);CHECK,XB(G)
- Try
- R(F);
- Vars
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(a);N_GUARD::S(C)
- B(d);N_GUARD::S(C),XP(b)
- S(a);N_GUARD::S(C),XS(a)
- S(c);N_GUARD::R1(F)
- Refutation
- S(c);CHECK,XB(G)
- Try
- Actual
- B(G);
- Vars
- S(c);CHECK,OGATE,XB(G)::R1(F),XS(c)
- S(c);CHECK,N_GUARD::R1(F),XS(c)
- S(a);N_GUARD::S(A)
- B(d);N_GUARD::S(A),XP(b)
- S(a);N_GUARD::S(A),XS(a)
- S(c);N_GUARD::R1(F)
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).