MESON Chess Problem Database
Problem Display
PID: 158611 (n2B1b2/r7/1Np1p3/2k5/3R1N2/n1P4q/KR2B3/8 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Source?, 0000
#2
8 + 8
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Sd3#
- 2.Sxe6#
- 1...Qg2
- 2.Sd3#
- 2.Sxe6#
- 1...Qg4
- 2.Sd3#
- 1...Qh1
- 2.Sd3#
- 2.Sxe6#
- 1...Qh2
- 2.Sd3#
- 2.Sxe6#
- 1...Qxc3
- 2.Sxe6#
- 1...Qd3
- 2.Sxd3#
- 2.Sxe6#
- 1...Qf3
- 2.Sxe6#
- 1...Qg3
- 2.Sxe6#
- 1...Qh4
- 2.Sd3#
- 2.Sxe6#
- 1...Qh5
- 2.Sd3#
- 2.Sxe6#
- 1...Qh6
- 2.Sd3#
- 1...Qh7
- 2.Sxe6#
- 1...Qh8
- 2.Sd3#
- 2.Sxe6#
- 1...Ra4
- 2.Sxa4#
- 2.Sd7#
- 1...Ra5
- 2.Sd7#
- 1...Ra6
- 2.Sd7#
- 1...Rb7
- 2.Sa4#
- 1...Rc7
- 2.Sa4#
- 1...Rd7
- 2.Sa4#
- 2.Sxd7#
- 1...Re7
- 2.Sa4#
- 1...Rf7
- 2.Sa4#
- 1...Rg7
- 2.Sa4#
- 1...Rh7
- 2.Sa4#
- 1...Sxb6
- 2.Bxb6#
- 1...Sc7
- 2.Sd7#
- 1...Qf1
- Tries
- 1.Be7+?
- 1...Rxe7
- 2.Sa4#
- 1...Bxe7!
- 1...Rxe7
- 1.Be7+?
- Keys
- 1.Ba6!
- threat
- 2.Sa4#
- 1...Qxc3
- 2.Sxe6#
- 1...Rxa6
- 2.Sd7#
- 1...Sxb6
- 2.Bxb6#
- threat
- 1.Ba6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- Q(b);N_GUARD::S(F)
- Q(b);N_GUARD,XP(D)::S(F),XP(e)
- Q(b);N_GUARD::S(F),XP(e)
- R(f);N_GUARD::S(G)
- S(g);OGATE,XS(G)::B(H),XS(g)
- S(g);S_CUTR(f)::S(G)
- Tries
- Try
- B(H);CHECK
- Vars
- R(f);XB(H)::S(G)
- Refutation
- B(h);XB(H)
- Try
- Actual
- B(C);
- Threat
- S(G)
- Vars
- Q(b);N_GUARD,XP(D)::S(F),XP(e)
- R(f);N_GUARD,XB(C)::S(G)
- S(g);OGATE,XS(G)::B(H),XS(g)
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).