MESON Chess Problem Database
Problem Display
PID: 101009 (8/8/1Q6/4ppp1/2r5/5PPk/7P/5bKB w - - 0 1)
Heydon, Joseph Kentigern
Good Companions, 1920
#2
6 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Qh6#
- 1...Rc2
- 2.Qh6#
- 1...Rc3
- 2.Qh6#
- 1...Rc5
- 2.Qh6#
- 1...Rc7
- 2.Qh6#
- 1...Rc8
- 2.Qh6#
- 1...Be2
- 2.Bg2#
- 1...Bg2
- 2.Bxg2#
- 1...Bd3
- 2.Bg2#
- 1...e4
- 2.Qh6#
- 1...f4
- 2.Qh6#
- 1...g4
- 2.Qh6#
- 1...Rc1
- Keys
- 1.Qa6!
- 1...Rc1
- 2.Qh6#
- 1...Rc2
- 2.Qh6#
- 1...Rc3
- 2.Qxf1#
- 2.Qh6#
- 1...Ra4
- 2.Qxf1#
- 1...Rb4
- 2.Qxf1#
- 1...Rd4
- 2.Qxf1#
- 1...Re4
- 2.Qxf1#
- 1...Rf4
- 2.Qxf1#
- 1...Rg4
- 2.Qxf1#
- 1...Rh4
- 2.Qxf1#
- 1...Rc5
- 2.Qxf1#
- 2.Qh6#
- 1...Rc6
- 2.Qxf1#
- 1...Rc7
- 2.Qxf1#
- 2.Qh6#
- 1...Rc8
- 2.Qxf1#
- 2.Qh6#
- 1...Be2
- 2.Bg2#
- 1...Bg2
- 2.Bxg2#
- 1...Bd3
- 2.Bg2#
- 1...e4
- 2.Qh6#
- 1...f4
- 2.Qh6#
- 1...g4
- 2.Qh6#
- 1...Rc1
- 1.Qa6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 4
- Sets
- R(c);N_GUARD::QAR(F)
- B(a);N_GUARD::B(B)
- B(a);N_GUARD::B(B),XB(a)
- P(d);S_CUTR(c)::QAR(F)
- P(e);S_CUTR(c)::QAR(F)
- P(f);S_CUTR(c)::QAR(F)
- Actual
- Q(F);
- Vars
- R(c);N_GUARD::QAR(F)
- R(c);OGATE,SBLOCK::QAB(F),XB(a)
- R(c);OGATE::QAB(F),XB(a)
- R(c);OGATE,P_PINP(E)::QAB(F),XB(a)
- B(a);N_GUARD::B(B)
- B(a);N_GUARD::B(B),XB(a)
- P(d);S_CUTR(c)::QAR(F)
- P(e);S_CUTR(c)::QAR(F)
- P(f);S_CUTR(c)::QAR(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).