MESON Chess Problem Database
Problem Display
PID: 46386 (8/8/8/4R3/8/1K1kP1n1/3b2Q1/8 w - - 0 1)
Lincoln, Robert A
Comm., Magadan, 2001
#2
4 + 3
| 145 | StrateGems | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qc2#
- 1...Be1
- 2.Qc2#
- 1...Bc3
- 2.Qc2#
- 1...Bb4
- 2.Qc2#
- 1...Ba5
- 2.Qc2#
- 1...Sf1
- 2.Qxf1#
- 1...Sh1
- 2.Qf1#
- 1...Se2
- 2.Qe4#
- 2.Qg6#
- 1...Sf5
- 2.Qf1#
- 1...Sh5
- 2.Qf1#
- 1...Bc1
- Tries
- 1.Qf1+?
- 1...Se2
- 2.Qb1#
- 2.Qf5#
- 1...Sxf1!
- 1...Se2
- 1.Qf3?
- threat
- 2.Rd5#
- 1...Se2
- 2.Qe4#
- 2.Qf5#
- 1...Sf5
- 2.Qf1#
- 1...Bc3!
- threat
- 1.Qf1+?
- Keys
- 1.Qf2!
- 1...Bxe3
- 2.Qxe3#
- 1...Bc1
- 2.Qc2#
- 1...Be1
- 2.Qc2#
- 1...Bc3
- 2.Qc2#
- 1...Bb4
- 2.Qc2#
- 1...Ba5
- 2.Qc2#
- 1...Sf1
- 2.Qxf1#
- 1...Sh1
- 2.Qf1#
- 1...Se2
- 2.Qf5#
- 1...Se4
- 2.Rd5#
- 1...Sf5
- 2.Qf1#
- 1...Sh5
- 2.Qf1#
- 1...Bxe3
- 1.Qf2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAB1(A)
- S(c);N_GUARD::QAB(A),XS(c)
- S(c);N_GUARD::QAB(A)
- Tries
- Try
- Q(A);CHECK
- Refutation
- S(c);XQ(A)
- Try
- Q(A);
- Threat
- R(D)
- Vars
- S(c);N_GUARD::QAB(A)
- Refutation
- B(a);
- Try
- Actual
- Q(A);
- Vars
- B(a);OGATE,XP(C)::QAR1(A),XB(a)
- B(a);OGATE::QAB1(A)
- S(c);N_GUARD::QAB(A),XS(c)
- S(c);N_GUARD::QAB(A)
- S(c);N_GUARD,SBLOCK::QAB(A)
- S(c);SBLOCK::R(D)
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).