MESON Chess Problem Database
Problem Display
PID: 52092 (1q5n/2N2B1p/3B4/8/3k4/2N4Q/rp1bPP2/4nK2 w - - 0 1)
Meredith, William
Dubuque Chess Journal, 1887
#2
8 + 8
| 5065 | Chess Problem Gems by Eight Eminent American Composers | 1972 |
| 14868 | Pirnie Collection | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Qa7
- 2.S7b5#
- 1...Qb5
- 2.S7xb5#
- 1...Qa8
- 2.S7b5#
- 1...Qc8
- 2.S7b5#
- 1...Qd8
- 2.S7b5#
- 1...Qf8
- 2.S7b5#
- 1...Qg8
- 2.S7b5#
- 1...Bxc3
- 2.Qg4#
- 2.Qe3#
- 2.Qh4#
- 1...Be3
- 2.Qxe3#
- 1...Sc2
- 2.Qd3#
- 1...Sg2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Qa7
- Tries
- 1.S3b5+?
- 1...Ke4
- 2.Bd5#
- 2.Qe6#
- 1...Qxb5!
- 1...Ke4
- 1.Qg4+?
- 1...Kxc3
- 2.Qc4#
- 1...Bf4!
- 1...Kxc3
- 1.Qf5?
- threat
- 2.Qc5#
- 2.Qe5#
- 2.Qf6#
- 1...Kxc3
- 2.Qc5#
- 1...Qxc7
- 2.Sb5#
- 2.Qe5#
- 2.Qf6#
- 1...Bxc3
- 2.Bc5#
- 2.Qg4#
- 2.Qf4#
- 2.Qd5#
- 2.Qe5#
- 2.e3#
- 1...Sxf7
- 2.Qc5#
- 1...Qa7
- 2.S3b5#
- 2.S7b5#
- 2.Qe5#
- 2.Qf6#
- 1...Qb4
- 2.Qe5#
- 2.Qf6#
- 1...Qb5
- 2.S3xb5#
- 2.S7xb5#
- 1...Qb6
- 2.Qe5#
- 2.Qf6#
- 1...Qd8
- 2.S3b5#
- 2.S7b5#
- 2.Qc5#
- 2.Qe5#
- 1...Qe8
- 2.Qc5#
- 1...Bf4
- 2.Qc5#
- 1...Bg5
- 2.Qc5#
- 2.Qe5#
- 1...Sd3
- 2.Qxd3#
- 1...Sf3
- 2.Qd3#
- 2.Qc5#
- 1...Sg6
- 2.Qc5#
- 1...Ra5!
- threat
- 1.Qe6?
- threat
- 2.Qc4#
- 2.Qe5#
- 2.Qf6#
- 1...Kxc3
- 2.Qc4#
- 1...Qxc7
- 2.Sb5#
- 2.Qe5#
- 2.Qf6#
- 1...Bxc3
- 2.Qc4#
- 2.Qg4#
- 2.Qd5#
- 2.Qe3#
- 2.Qe5#
- 1...Qb3
- 2.Qe5#
- 2.Qf6#
- 1...Qb4
- 2.Qe5#
- 2.Qf6#
- 1...Qb5
- 2.S3xb5#
- 2.S7xb5#
- 1...Qd8
- 2.S3b5#
- 2.S7b5#
- 2.Qc4#
- 2.Qe5#
- 1...Qe8
- 2.Qc4#
- 1...Ra4
- 2.Qe5#
- 2.Qf6#
- 1...Ra5
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Bg5
- 2.Qc4#
- 2.Qe5#
- 1...Sd3
- 2.Qc4#
- 1...Sf3
- 2.Qc4#
- 1...Sg6
- 2.Qc4#
- 1...Sxf7!
- threat
- 1.Qh4+?
- 1...Kxc3
- 2.Qc4#
- 1...Bf4!
- 1...Kxc3
- 1.S3b5+?
- Keys
- 1.Qc8!
- threat
- 2.Se6#
- 1...Kxc3
- 2.Sb5#
- 1...Qxc7
- 2.Qxh8#
- 1...Qxc8
- 2.S7b5#
- 1...Bxc3
- 2.Qg4#
- 1...Qb3
- 2.Qxh8#
- threat
- 1.Qc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 10
- Sets
- Q(g);N_GUARD::S(G)
- Q(g);N_GUARD,P_PINP(B)::S(G),XQ(g)
- B(d);N_GUARD::QAB1(E),XB(d)
- S(a);N_GUARD::QAR1(E)
- S(a);N_GUARD::QAR1(E),XS(a)
- Tries
- Try
- S(D);CHECK
- Refutation
- Q(g);P_PINP(B),XS(D)
- Try
- Q(E);CHECK
- Vars
- K(e);OGATE,S_FLIGHT,XS(D)::QAR1(E)
- Refutation
- B(d);P_SPINB(d)
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- K(e);S_FLIGHT,XS(D)::QAR2(E)
- S(h);XB(H)::QAB1(E)
- Q(g);::QAB1(E)
- B(d);::QAB1(E)
- S(a);N_GUARD::QAR1(E),XS(a)
- S(h);::QAB1(E)
- Refutation
- R(b);
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- K(e);S_FLIGHT,XS(D)::QAR1(E)
- Q(g);::QAR1(E)
- R(b);::QAR1(E)
- B(d);::QAR1(E)
- S(a);::QAR1(E)
- S(h);::QAR1(E)
- Refutation
- S(h);XB(H)
- Try
- Q(E);CHECK
- Vars
- K(e);OGATE,S_FLIGHT,XS(D)::QAR1(E)
- Refutation
- B(d);P_SPINB(d)
- Try
- Actual
- Q(E);
- Threat
- S(G)
- Vars
- K(e);S_FLIGHT,XS(D)::QAR(E)+S(G),DCHECK
- Q(g);N_GUARD,XS(G)::QAB(E),XS(h)
- Q(g);N_GUARD,XQ(E)::S(G)
- B(d);N_GUARD,SBLOCK,XS(D)::QAR(E)
- Q(g);N_GUARD::QAB(E),XS(h)
Developed and maintained by Brian Stephenson.
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