MESON Chess Problem Database
Problem Display
PID: 274596 (8/2Q3pB/1p6/RP1p4/K2k4/B1pPpp1n/6qp/4Nn1b w - - 0 1)
Nield, Joshua
Western Morning News, 1925
(First published on Sat Mar 14 1925)
#2
8 + 12
| 15239 | Valois Notebooks | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Sc2#
- 1...Qa2
- 2.Qxg7#
- 1...Qb2
- 2.Qxg7#
- 1...Qc2+
- 2.Sxc2#
- 1...Qd2
- 2.Qxg7#
- 1...Qe2
- 2.Qxg7#
- 1...Qf2
- 2.Qxg7#
- 1...Qg3
- 2.Sc2#
- 1...Qg4
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Sd2
- 2.Sc2#
- 1...Sg3
- 2.Qxg7#
- 1...Sg1
- 2.Qf4#
- 1...Sf2
- 2.Sc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sg5
- 2.Qxg7#
- 1...c2
- 2.Bb2#
- 1...e2
- 2.Sc2#
- 1...f2
- 2.Sc2#
- 1...bxa5
- 2.Bc5#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Qg7#
- 1...Qg1
- Tries
- 1.Sxg2?
- threat
- 2.Qxg7#
- 1...g5
- 2.Qg7#
- 1...g6!
- threat
- 1.Bb4?
- threat
- 2.Bxc3#
- 2.Qxc3#
- 1...Qc2+
- 2.Sxc2#
- 1...e2
- 2.Sc2#
- 1...Qb2
- 2.Qxg7#
- 1...Qd2
- 2.Qxg7#
- 1...c2
- 2.Bc3#
- 2.Qc3#
- 1...Qa2+!
- threat
- 1.Bd6?
- threat
- 2.Be5#
- 2.Qxb6#
- 1...Qc2+
- 2.Sxc2#
- 1...bxa5
- 2.Bc5#
- 2.Be5#
- 2.Qb6#
- 2.Qc5#
- 2.Qa7#
- 1...e2
- 2.Sc2#
- 2.Qxb6#
- 1...Qg3
- 2.Sc2#
- 2.Qxb6#
- 1...Qg5
- 2.Sc2#
- 2.Qxb6#
- 1...c2
- 2.Be5#
- 1...Qa2+!
- threat
- 1.Bg6?
- threat
- 2.Qxg7#
- 1...Qc2+
- 2.Sxc2#
- 1...e2
- 2.Sc2#
- 1...Qg3
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Qxg6!
- threat
- 1.Ra6?
- 1...Qc2+
- 2.Sxc2#
- 1...e2
- 2.Sc2#
- 1...Qg1
- 2.Sc2#
- 1...Qa2
- 2.Qxg7#
- 1...Qb2
- 2.Qxg7#
- 1...Qd2
- 2.Qxg7#
- 1...Qe2
- 2.Qxg7#
- 1...Qf2
- 2.Qxg7#
- 1...Qg3
- 2.Sc2#
- 1...Qg4
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Sd2
- 2.Sc2#
- 1...Sg3
- 2.Qxg7#
- 1...Sg1
- 2.Qf4#
- 1...Sf2
- 2.Sc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sg5
- 2.Qxg7#
- 1...c2
- 2.Bb2#
- 1...f2
- 2.Sc2#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Qg7#
- 1...Qg6!
- 1...Qc2+
- 1.Ra7?
- 1...Qc2+
- 2.Sxc2#
- 1...e2
- 2.Sc2#
- 1...Qg1
- 2.Sc2#
- 1...Qa2
- 2.Qxg7#
- 1...Qb2
- 2.Qxg7#
- 1...Qd2
- 2.Qxg7#
- 1...Qe2
- 2.Qxg7#
- 1...Qf2
- 2.Qxg7#
- 1...Qg3
- 2.Sc2#
- 1...Qg4
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Sd2
- 2.Sc2#
- 1...Sg3
- 2.Qxg7#
- 1...Sg1
- 2.Qf4#
- 1...Sf2
- 2.Sc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sg5
- 2.Qxg7#
- 1...c2
- 2.Bb2#
- 1...f2
- 2.Sc2#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Qg7#
- 1...Qg6!
- 1...Qc2+
- 1.Ra8?
- 1...Qc2+
- 2.Sxc2#
- 1...e2
- 2.Sc2#
- 1...Qg1
- 2.Sc2#
- 1...Qa2
- 2.Qxg7#
- 1...Qb2
- 2.Qxg7#
- 1...Qd2
- 2.Qxg7#
- 1...Qe2
- 2.Qxg7#
- 1...Qf2
- 2.Qxg7#
- 1...Qg3
- 2.Sc2#
- 1...Qg4
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Sd2
- 2.Sc2#
- 1...Sg3
- 2.Qxg7#
- 1...Sg1
- 2.Qf4#
- 1...Sf2
- 2.Sc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sg5
- 2.Qxg7#
- 1...c2
- 2.Bb2#
- 1...f2
- 2.Sc2#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Qg7#
- 1...Qg6!
- 1...Qc2+
- 1.Sxg2?
- Keys
- 1.Bf5!
- 1...Qc2+
- 2.Sxc2#
- 1...bxa5
- 2.Bc5#
- 1...e2
- 2.Sc2#
- 1...Qg1
- 2.Sc2#
- 1...Qa2
- 2.Qxg7#
- 1...Qb2
- 2.Qxg7#
- 1...Qd2
- 2.Qxg7#
- 1...Qe2
- 2.Qxg7#
- 1...Qf2
- 2.Qxg7#
- 1...Qg3
- 2.Sc2#
- 1...Qg4
- 2.Sc2#
- 1...Qg5
- 2.Sc2#
- 1...Qg6
- 2.Sc2#
- 1...Sd2
- 2.Sc2#
- 1...Sg3
- 2.Qxg7#
- 1...Sg1
- 2.Qf4#
- 1...Sf2
- 2.Sc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sg5
- 2.Qxg7#
- 1...c2
- 2.Bb2#
- 1...f2
- 2.Sc2#
- 1...g5
- 2.Qg7#
- 1...g6
- 2.Qg7#
- 1...Qc2+
- 1.Bf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(c);N_GUARD::S(A)
- Q(c);N_GUARD,P_PINB(B)::QAB(G),XP(l)
- Q(c);N_GUARD::QAB(G),XP(l)
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- S(a);S_CUTQ(c)::S(A)
- S(a);S_CUTQ(c)::QAB(G),XP(l)
- S(h);N_GUARD::QAR2(G)
- S(h);S_CUTQ(c)::S(A)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);S_CUTQ(c)::QAB(G),XP(l)
- P(e);OGATEB::B(B)
- P(f);S_CUTQ(c)::S(A)
- P(g);S_CUTQ(c)::S(A)
- P(k);N_GUARD,XR(E)::B(B)
- P(l);S_CUTQ(c)::QAB(G)
- Tries
- Try
- S(A);XQ(c)
- Threat
- QAB(G),XP(l)
- Vars
- P(l);::QAB(G)
- Refutation
- P(l);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::QAB(G),XP(l)
- Refutation
- Q(c);CHECK
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(e);::B(B)
- Refutation
- Q(c);CHECK
- Try
- B(H);
- Threat
- QAB(G),XP(l)
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::S(A)
- Refutation
- Q(c);XB(H)
- Try
- R(E);
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::S(A)
- Q(c);N_GUARD,P_PINB(B)::QAB(G),XP(l)
- Q(c);N_GUARD::QAB(G),XP(l)
- S(a);S_CUTQ(c)::S(A)
- S(a);S_CUTQ(c)::QAB(G),XP(l)
- S(h);N_GUARD::QAR2(G)
- S(h);S_CUTQ(c)::S(A)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);S_CUTQ(c)::QAB(G),XP(l)
- P(e);OGATEB::B(B)
- P(g);S_CUTQ(c)::S(A)
- P(l);S_CUTQ(c)::QAB(G)
- Refutation
- Q(c);
- Try
- R(E);
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::S(A)
- Q(c);N_GUARD,P_PINB(B)::QAB(G),XP(l)
- Q(c);N_GUARD::QAB(G),XP(l)
- S(a);S_CUTQ(c)::S(A)
- S(a);S_CUTQ(c)::QAB(G),XP(l)
- S(h);N_GUARD::QAR2(G)
- S(h);S_CUTQ(c)::S(A)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);S_CUTQ(c)::QAB(G),XP(l)
- P(e);OGATEB::B(B)
- P(g);S_CUTQ(c)::S(A)
- P(l);S_CUTQ(c)::QAB(G)
- Refutation
- Q(c);
- Try
- R(E);
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::S(A)
- Q(c);N_GUARD,P_PINB(B)::QAB(G),XP(l)
- Q(c);N_GUARD::QAB(G),XP(l)
- S(a);S_CUTQ(c)::S(A)
- S(a);S_CUTQ(c)::QAB(G),XP(l)
- S(h);N_GUARD::QAR2(G)
- S(h);S_CUTQ(c)::S(A)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);S_CUTQ(c)::QAB(G),XP(l)
- P(e);OGATEB::B(B)
- P(g);S_CUTQ(c)::S(A)
- P(l);S_CUTQ(c)::QAB(G)
- Refutation
- Q(c);
- Try
- Actual
- B(H);
- Vars
- Q(c);CHECK,N_GUARD::S(A),XQ(c)
- P(k);N_GUARD,XR(E)::B(B)
- P(f);S_CUTQ(c)::S(A)
- Q(c);N_GUARD::S(A)
- Q(c);N_GUARD,P_PINB(B)::QAB(G),XP(l)
- Q(c);N_GUARD::QAB(G),XP(l)
- S(a);S_CUTQ(c)::S(A)
- S(a);S_CUTQ(c)::QAB(G),XP(l)
- S(h);N_GUARD::QAR2(G)
- S(h);S_CUTQ(c)::S(A)
- S(h);N_GUARD::QAR2(G),XS(h)
- S(h);S_CUTQ(c)::QAB(G),XP(l)
- P(e);OGATEB::B(B)
- P(g);S_CUTQ(c)::S(A)
- P(l);S_CUTQ(c)::QAB(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).