MESON Chess Problem Database
Problem Display
PID: 108139 (1n2K2n/4B3/1Rp1k1pR/3ppp2/2p3p1/2P1P1P1/4B3/8 w - - 0 1)
Giobel, Gert
Canadian Chess Chat, 1980
#2
8 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sa6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxg6#
- 1...d4
- 2.Bxc4#
- 1...f4
- 2.Bxg4#
- 1...Sa6
- Tries
- 1.Rxb8?
- 1...d4
- 2.Bxc4#
- 1...f4
- 2.Bxg4#
- 1...Sf7
- 2.Rxg6#
- 1...c5
- 2.Rb6#
- 1...e4!
- 1...d4
- 1.Rxh8?
- 1...d4
- 2.Bxc4#
- 1...f4
- 2.Bxg4#
- 1...Sa6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...g5
- 2.Rh6#
- 1...e4!
- 1...d4
- 1.Rxb8?
- Keys
- 1.e4!
- 1...dxe4
- 2.Bxc4#
- 1...fxe4
- 2.Bxg4#
- 1...Sa6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxg6#
- 1...d4
- 2.Bxc4#
- 1...f4
- 2.Bxg4#
- 1...dxe4
- 1.e4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(i);N_GUARD::R(E),XP(f)
- S(j);N_GUARD::R(F),XP(h)
- P(c);OGATEB::B(A),XP(a)
- P(e);OGATEB::B(A),XP(b)
- Tries
- Try
- R(E);N_PINP(f),P_PINP(h),XS(i)
- Vars
- P(c);OGATEB::B(A),XP(a)
- P(e);OGATEB::B(A),XP(b)
- S(j);N_GUARD::R(F),XP(h)
- P(f);OGATEB::R(E)
- Refutation
- P(d);
- Try
- R(F);XS(j)
- Vars
- P(c);OGATEB::B(A),XP(a)
- P(e);OGATEB::B(A),XP(b)
- S(i);N_GUARD::R(E),XP(f)
- P(h);OGATEB::R(F)
- Refutation
- P(d);
- Try
- Actual
- P(C);
- Vars
- P(c);OGATEB,XP(C)::B(A),XP(a)
- P(e);OGATEB,XP(C)::B(A),XP(b)
- S(i);N_GUARD::R(E),XP(f)
- S(j);N_GUARD::R(F),XP(h)
- P(c);OGATEB::B(A),XP(a)
- P(e);OGATEB::B(A),XP(b)
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).