MESON Chess Problem Database
Problem Display
PID: 9330 (3R4/BBp5/4pp1N/4kN1p/6bR/5nK1/8/8 w - - 0 1)
Hume, George
English Mechanic and World of Science, 1881
(First published on Fri Jun 3 1881)
#2
7 + 7
| 3348 | Changing Fashions | 1925 |
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bh3
- 2.Re4#
- 1...Bxf5
- 2.Sf7#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sh2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sxh4
- 2.Bd4#
- 1...Sg5
- 2.Bd4#
- 1...c5
- 2.Bb8#
- 1...Bh3
- Tries
- 1.Bc5?
- 1...Bxf5
- 2.Sf7#
- 1...Sxh4
- 2.Bd4#
- 1...exf5
- 2.Re8#
- 1...Bh3
- 2.Re4#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sh2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sg5
- 2.Bd4#
- 1...c6!
- 1...Bxf5
- 1.Bxf3?
- threat
- 2.Bd4#
- 1...c5
- 2.Bb8#
- 1...exf5!
- threat
- 1.Bc6?
- 1...Bxf5
- 2.Sf7#
- 1...Sxh4
- 2.Bd4#
- 1...Bh3
- 2.Re4#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sh2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sg5
- 2.Bd4#
- 1...exf5!
- 1...Bxf5
- 1.Rh2?
- threat
- 2.Re2#
- 1...Bxf5
- 2.Sf7#
- 1...Sxh2
- 2.Bd4#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sh4
- 2.Bd4#
- 1...Sg5
- 2.Bd4#
- 1...h4+!
- threat
- 1.Re8?
- 1...Bxf5
- 2.Sf7#
- 1...Sxh4
- 2.Bd4#
- 1...Bh3
- 2.Re4#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sh2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sg5
- 2.Bd4#
- 1...c5
- 2.Bb8#
- 1...c6!
- 1...Bxf5
- 1.Bc5?
- Keys
- 1.Bd5!
- 1...Bxf5
- 2.Sf7#
- 1...Sxh4
- 2.Bd4#
- 1...exd5
- 2.Re8#
- 1...exf5
- 2.Sf7#
- 1...Bh3
- 2.Re4#
- 1...Se1
- 2.Bd4#
- 1...Sg1
- 2.Bd4#
- 1...Sd2
- 2.Bd4#
- 1...Sh2
- 2.Bd4#
- 1...Sd4
- 2.Bxd4#
- 1...Sg5
- 2.Bd4#
- 1...c5
- 2.Bb8#
- 1...c6
- 2.Bb8#
- 1...Bxf5
- 1.Bd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(b);OGATE::R1(B)
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- S(a);N_GUARD,XR(B)::B(E)
- P(g);OGATEB::B(E)
- Tries
- Try
- B(E);
- Vars
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD,XR(B)::B(E)
- P(e);OGATEB,XS(C)::R(G)
- B(b);OGATE::R1(B)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- Refutation
- P(g);
- Try
- B(F);XS(a)
- Threat
- B(E)
- Vars
- P(g);OGATEB::B(E)
- Refutation
- P(e);XS(C)
- Try
- B(F);
- Vars
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD,XR(B)::B(E)
- B(b);OGATE::R1(B)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- Refutation
- P(e);XS(C)
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD,XR(B)::B(E)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- Refutation
- P(d);CHECK
- Try
- R(G);P_PINP(e)
- Vars
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD,XR(B)::B(E)
- B(b);OGATE::R1(B)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- P(g);OGATEB::B(E)
- Refutation
- P(g);
- Try
- Actual
- B(F);
- Vars
- B(b);SBLOCK,XS(C)::S(D)
- S(a);N_GUARD,XR(B)::B(E)
- P(e);OGATEB,SBLOCK,XB(F)::R(G)
- P(e);SBLOCK,XS(C)::S(D)
- B(b);OGATE::R1(B)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- P(g);OGATEB::B(E)
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