MESON Chess Problem Database
Problem Display
PID: 78058 (8/8/5r2/4B3/8/N7/4pP1Q/2k1K3 w - - 0 1)
Meredith, William
Source?, 0000
#2
5 + 3
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.Qxf4#
- 1...Ra6
- 2.Qf4#
- 1...Rb6
- 2.Qf4#
- 1...Rc6
- 2.Qf4#
- 1...Re6
- 2.Qf4#
- 1...Rg6
- 2.Qf4#
- 1...Rh6
- 2.Qf4#
- 2.Qxh6#
- 1...Rf4
- Tries
- 1.Qg3?
- threat
- 2.Qc3#
- 2.Qe3#
- 1...Rc6
- 2.Qf4#
- 2.Qe3#
- 2.Qg5#
- 1...Rd6
- 2.Qc3#
- 1...Rf3!
- threat
- 1.Qh3?
- threat
- 2.Qc3#
- 2.Qe3#
- 1...Rc6
- 2.Qe3#
- 1...Rd6
- 2.Qc3#
- 1...Rf3!
- threat
- 1.Qh4?
- threat
- 2.Qc4#
- 1...Rf4
- 2.Qxf4#
- 1...Rc6
- 2.Qg5#
- 2.Qf4#
- 1...Rf3!
- threat
- 1.Qh6+?
- 1...Rf4
- 2.Qxf4#
- 1...Rxh6!
- 1...Rf4
- 1.Qh7?
- threat
- 2.Qb1#
- 2.Qc2#
- 1...Rf5
- 2.Qc7#
- 1...Rb6
- 2.Qc2#
- 1...Rc6
- 2.Qb1#
- 1...Rg6!
- threat
- 1.Qg3?
- Keys
- 1.Qh8!
- 1...Rxf2
- 2.Bb2#
- 2.Qc8#
- 1...Rf3
- 2.Bb2#
- 1...Rf4
- 2.Bb2#
- 2.Bxf4#
- 1...Rf5
- 2.Bb2#
- 2.Qc8#
- 1...Ra6
- 2.Bb2#
- 2.Bf4#
- 1...Rb6
- 2.Bf4#
- 1...Rc6
- 2.Bb2#
- 2.Bf4#
- 1...Rd6
- 2.Bb2#
- 1...Re6
- 2.Bb2#
- 1...Rg6
- 2.Bb2#
- 2.Bf4#
- 1...Rh6
- 2.Bb2#
- 2.Bf4#
- 2.Qxh6#
- 1...Rf7
- 2.Bb2#
- 1...Rf8
- 2.Bb2#
- 1...Rxf2
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- R(c);N_GUARD::QAB(C),XR(c)
- R(c);N_GUARD::QAB(C)
- Tries
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(c);::QAR2(C)
- Refutation
- R(c);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(c);::QAB(C)
- R(c);::QAR2(C)
- Refutation
- R(c);
- Try
- Q(C);
- Threat
- QAR(C)
- Vars
- R(c);N_GUARD::QAB(C),XR(c)
- Refutation
- R(c);
- Try
- Q(C);CHECK
- Vars
- R(c);N_GUARD,P_SPINR(c)::QAB(C),XR(c)
- Refutation
- R(c);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::QAR(C)
- R(c);::QAR1(C)
- Refutation
- R(c);
- Try
- Actual
- Q(C);
- Vars
- R(c);::B(E)
- R(c);N_GUARD::B(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).