MESON Chess Problem Database
Problem Display
PID: 232269 (6b1/K2B4/3p2Qn/3k4/N1nB4/7p/4N3/2q5 w - - 0 1)
Gold, Samuel
English Mechanic and World of Science, 1880
(First published on Fri Jun 25 1880)
#2
6 + 7
| 15239 | Valois Notebooks | 2021 |
| 5454 | Near Snap | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qf4
- 2.Sac3#
- 1...Qg5
- 2.Sac3#
- 1...Qb1
- 2.Sac3#
- 1...Qd1
- 2.Sac3#
- 1...Qf1
- 2.Sac3#
- 1...Qg1
- 2.Sac3#
- 1...Qh1
- 2.Sac3#
- 1...Qc3
- 2.Saxc3#
- 1...Be6
- 2.Qxe6#
- 1...Bh7
- 2.Qe6#
- 1...Sb2
- 2.Sb6#
- 1...Sd2
- 2.Sb6#
- 1...Sa3
- 2.Sb6#
- 1...Se3
- 2.Sb6#
- 1...Sa5
- 2.Sb6#
- 1...Se5
- 2.Sb6#
- 1...Sb6
- 2.Sxb6#
- 1...Sf7
- 2.Qe6#
- 1...h2
- 2.Qg2#
- 1...Qf4
- Tries
- 1.Sec3+?
- 1...Kxd4
- 2.Qe4#
- 1...Qxc3!
- 1...Kxd4
- 1.Qd3?
- threat
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 2.Qf3#
- 1...Qb2
- 2.Sf4#
- 2.Bxb2#
- 2.Bc3#
- 2.Qf3#
- 1...Qd2
- 2.Qf3#
- 1...Qa3
- 2.Sf4#
- 2.Bc3#
- 1...Qe3
- 2.Sec3#
- 2.Sac3#
- 1...Qf4
- 2.Sec3#
- 2.Sxf4#
- 2.Sac3#
- 1...Qa1
- 2.Sf4#
- 2.Bxa1#
- 2.Bb2#
- 2.Bc3#
- 2.Qf3#
- 1...Qb1
- 2.Sec3#
- 2.Sf4#
- 2.Sac3#
- 1...Qd1
- 2.Sec3#
- 2.Sf4#
- 2.Sac3#
- 2.Qf3#
- 1...Qf1
- 2.Sec3#
- 2.Sac3#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Qg1
- 2.Sec3#
- 2.Sf4#
- 2.Sac3#
- 2.Qf3#
- 1...Qh1
- 2.Sec3#
- 2.Sf4#
- 2.Sac3#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Qc2
- 2.Sf4#
- 1...Qc3
- 2.Sexc3#
- 2.Sf4#
- 2.Saxc3#
- 2.Bxc3#
- 1...Sb2
- 2.Sb6#
- 2.Bxb2#
- 1...Sd2
- 2.Sf4#
- 2.Sb6#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Sa3
- 2.Sb6#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Se3
- 2.Sf4#
- 2.Sb6#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Sa5
- 2.Sb6#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Se5
- 2.Sb6#
- 1...Sb6
- 2.Sxb6#
- 2.Ba1#
- 2.Bb2#
- 2.Bc3#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Sf5
- 2.Qf3#
- 1...Bh7!
- threat
- 1.Qf5+?
- 1...Se5
- 2.Sb6#
- 1...Sxf5!
- 1...Se5
- 1.Qe8?
- threat
- 2.Bc6#
- 2.Qa8#
- 1...Sb2
- 2.Sb6#
- 1...Sd2
- 2.Sb6#
- 1...Sa3
- 2.Sb6#
- 1...Se3
- 2.Sb6#
- 1...Sa5
- 2.Sb6#
- 1...Sb6
- 2.Sxb6#
- 1...Qb2
- 2.Bc6#
- 1...Qb1
- 2.Sac3#
- 2.Bc6#
- 1...Se5!
- threat
- 1.Sec3+?
- Keys
- 1.Qb1!
- threat
- 2.Qb7#
- 1...Qxb1
- 2.Sac3#
- 1...Sb2
- 2.Sb6#
- 1...Sd2
- 2.Sb6#
- 1...Sa3
- 2.Sb6#
- 1...Se3
- 2.Sb6#
- 1...Sa5
- 2.Sb6#
- 1...Se5
- 2.Sb6#
- 1...Sb6
- 2.Sxb6#
- 1...Qb2
- 2.Qh1#
- threat
- 1.Qb1!
This anticipates 187704(1909)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- Q(a);N_GUARD::S(B)
- Q(a);N_GUARD,P_PINB(C)::S(B)
- Q(a);N_GUARD::S(B),XQ(a)
- B(g);N_GUARD::QAB1(D),XB(g)
- B(g);N_GUARD::QAB1(D)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- S(f);S_CUTB(g)::QAB1(D)
- P(b);N_GUARD::QAB(D)
- Tries
- Try
- S(A);CHECK
- Vars
- K(d);P-FLIGHT,XB(C)::QAR1(D)
- Refutation
- Q(a);XS(A)
- Try
- Q(D);
- Threat
- DUALS(7)
- Vars
- Q(a);::QAB(D)
- Q(a);N_GUARD::S(A)
- S(c);N_GUARD::S(B)
- S(f);::QAB(D)
- Refutation
- B(g);
- Try
- Q(D);CHECK
- Vars
- S(c);P_SPINS(c)::S(B)
- Refutation
- S(f);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- Q(a);::B(F)
- Refutation
- S(c);
- Try
- Actual
- Q(D);
- Threat
- QAB(D)
- Vars
- Q(a);N_GUARD,XQ(D)::S(B)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- Q(a);OGATE::QAB(D)
Developed and maintained by Brian Stephenson.
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