MESON Chess Problem Database
Problem Display
PID: 68715 (8/K7/1p1N1BQp/4N2P/2p2p2/2P1k3/b2n3R/1q6 w - - 0 1)
Hart, Tom G
British Chess Magazine, 1889
#2
8 + 8
| 15351 | SCPF/BCPS Black Books | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Qc2
- 2.Qg1#
- 1...Qd3
- 2.Qg1#
- 1...Qe4
- 2.Qg1#
- 1...Qf5
- 2.Qg1#
- 1...Qg1
- 2.Qxg1#
- 1...Qb2
- 2.Qg1#
- 1...Qb3
- 2.Qg1#
- 1...Qb4
- 2.Qg1#
- 1...Qb5
- 2.Qg1#
- 1...Sf1
- 2.Qg1#
- 1...Sb3
- 2.Sdxc4#
- 1...Sf3
- 2.Sg4#
- 1...Se4
- 2.Sf5#
- 1...f3
- 2.Qxh6#
- 1...Qc2
- Tries
- 1.Qc2?
- threat
- 2.Sf5#
- 2.Qxd2#
- 1...f3
- 2.Qxd2#
- 1...Qc1
- 2.Sf5#
- 1...Qd1
- 2.Sf5#
- 1...Qe1
- 2.Sf5#
- 1...Qb2
- 2.Sf5#
- 1...Sf1
- 2.Sf5#
- 2.Re2#
- 2.Qe2#
- 2.Qf2#
- 1...Sb3
- 2.Sdxc4#
- 2.Sf5#
- 2.Re2#
- 2.Qe2#
- 2.Qf2#
- 1...Sf3
- 2.Sg4#
- 2.Sf5#
- 2.Re2#
- 2.Qe2#
- 2.Qf2#
- 1...Se4
- 2.Sf5#
- 2.Re2#
- 2.Qe2#
- 1...Qxc2!
- threat
- 1.Qe4+?
- 1...Sxe4
- 2.Sf5#
- 1...Qxe4!
- 1...Sxe4
- 1.Qg2?
- threat
- 2.Qxd2#
- 2.Qe2#
- 2.Qf2#
- 1...f3
- 2.Qxd2#
- 1...Qc2
- 2.Qg1#
- 2.Qe2#
- 2.Qf2#
- 1...Qd3
- 2.Sg4#
- 2.Qg1#
- 2.Qf2#
- 1...Qc1
- 2.Sf5#
- 2.Qe2#
- 2.Qf2#
- 1...Qd1
- 2.Sf5#
- 2.Qf2#
- 1...Qe1
- 2.Sf5#
- 1...Qf1
- 2.Sf5#
- 2.Qxd2#
- 1...Qg1
- 2.Sf5#
- 2.Qxg1#
- 2.Qxd2#
- 2.Qe2#
- 1...Qb2
- 2.Sf5#
- 2.Qg1#
- 2.Qe2#
- 2.Qf2#
- 1...Sf1
- 2.Qf3#
- 2.Qg1#
- 2.Qe2#
- 2.Qf2#
- 1...Sb3
- 2.Sdxc4#
- 2.Qf3#
- 2.Qe2#
- 2.Qf2#
- 1...Sf3
- 2.Qxf3#
- 2.Qe2#
- 2.Qf2#
- 1...Se4
- 2.Sf5#
- 2.Qf3#
- 2.Qe2#
- 1...Qh7+!
- threat
- 1.Qc2?
- Keys
- 1.Bd8!
- 1...Qxg6
- 2.Bxb6#
- 1...f3
- 2.Qxh6#
- 1...Qa1
- 2.Bxb6#
- 1...Qc2
- 2.Bxb6#
- 2.Qg1#
- 1...Qd3
- 2.Qg1#
- 1...Qe4
- 2.Qg1#
- 1...Qf5
- 2.Bxb6#
- 2.Qg1#
- 1...Qc1
- 2.Bxb6#
- 1...Qd1
- 2.Bxb6#
- 1...Qe1
- 2.Bxb6#
- 1...Qf1
- 2.Bxb6#
- 1...Qg1
- 2.Bxb6#
- 2.Qxg1#
- 1...Qh1
- 2.Bxb6#
- 1...Qb2
- 2.Qg1#
- 1...Qb3
- 2.Qg1#
- 1...Qb4
- 2.Qg1#
- 1...Qb5
- 2.Qg1#
- 1...Bb3
- 2.Bxb6#
- 1...Sf1
- 2.Qg1#
- 1...Sb3
- 2.Sdxc4#
- 1...Sf3
- 2.Sg4#
- 1...Se4
- 2.Sf5#
- 1...b5
- 2.Bb6#
- 1...Qxg6
- 1.Bd8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 3
- Sets
- Q(a);N_GUARD::QAB(G)
- Q(a);N_GUARD::QAB(G),XQ(a)
- S(c);S_CUTQ(a)::QAB(G)
- S(c);N_GUARD,S_CUTB(b)::S(E),XP(e)
- S(c);SBLOCK::S(C)
- S(c);SBLOCK,S_CUTQ(a)::S(E)
- P(f);OGATEB::QAB(G),XP(h)
- Tries
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- P(f);::QAB1(G),XS(c)
- Q(a);::S(E)
- Refutation
- Q(a);XQ(G)
- Try
- Q(G);CHECK
- Vars
- S(c);SBLOCK,XQ(G)::S(E)
- Refutation
- Q(a);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- P(f);::QAB1(G),XS(c)
- Q(a);N_GUARD::S(E)
- Refutation
- Q(a);CHECK
- Try
- Actual
- B(F);
- Vars
- Q(a);N_GUARD,XQ(G)::B(F),XP(g)
- P(f);OGATEB::QAB(G),XP(h)
- Q(a);N_GUARD::B(F),XP(g)
- Q(a);N_GUARD::QAB(G)
- B(b);S_CUTQ(a)::B(F),XP(g)
- S(c);S_CUTQ(a)::QAB(G)
- S(c);N_GUARD,S_CUTB(b)::S(E),XP(e)
- S(c);SBLOCK::S(C)
- S(c);SBLOCK,S_CUTQ(a)::S(E)
- P(g);S_CUTQ(a)::B(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).