MESON Chess Problem Database
Problem Display
PID: 217436 (6B1/2Q5/4N1N1/1pPp4/1Bk3n1/P4p2/P3pP2/4K3 w - - 0 1)
Thomas, Samuel H
English Mechanic and World of Science, 1872
(First published on Fri Oct 25 1872)
#2
10 + 6
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sxf2
- Tries
- 1.Bf7?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Bh7?
- 1...Kd3
- 2.Se5#
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4!
- 1...Kd3
- 1.Qh2?
- 1...Sxf2
- 2.Se5#
- 1...Sxh2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qg3?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qf4+?
- 1...d4
- 2.Qxd4#
- 1...Kd3!
- 1...d4
- 1.Qa5?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qe5?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Sxe5
- 2.Sxe5#
- 1...d4
- 2.Sef4#
- 2.Qxd4#
- 1...Kd3!
- threat
- 1.Qb6?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qd6?
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 2.Qxd4#
- 1...Kd3!
- 1...Sxf2
- 1.Qb8?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qd8?
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 2.Qxd4#
- 1...Kd3!
- 1...Sxf2
- 1.Qc6?
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Kd3!
- 1...Sxf2
- 1.Qa7?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qb7?
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Kd3!
- 1...Sxf2
- 1.Qd7?
- 1...Sxf2
- 2.Se5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...d4
- 2.Sef4#
- 2.Qxd4#
- 1...Kd3!
- 1...Sxf2
- 1.Qe7?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qf7?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Qg7?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...d4
- 2.Sef4#
- 2.Qxd4#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Kd3!
- threat
- 1.Qc8?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.c6?
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 2.Sc5#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3!
- 1...Sxf2
- 1.Bf7?
- Keys
- 1.Qh7!
- 1...Kd3
- 2.Se5#
- 1...Sxf2
- 2.Se5#
- 1...d4
- 2.Sef4#
- 1...Sh2
- 2.Se5#
- 1...Se3
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sf6
- 2.Se5#
- 1...Sh6
- 2.Se5#
- 1...Kd3
- 1.Qh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- P(f);SBLOCK::B(J)+S(G)
- Tries
- Try
- B(J);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- B(J);
- Vars
- K(c);S_FLIGHT::B(J)+S(H),DCHECK
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- P(f);
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD,XQ(I)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- Q(I);CHECK
- Vars
- P(f);P_SPINP(f)::QAR1(I),XP(f)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(d);XQ(I)::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);P_SPINP(f),S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);P_SPINP(f),S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- P(f);SBLOCK::B(J)+S(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- P(f);SBLOCK::B(J)+S(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);P_SPINP(f),S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::QAB(I)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD::S(H),XS(d)
- S(d);N_GUARD::S(H)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(I);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- P(F);
- Vars
- S(d);N_GUARD,XP(C)::S(H)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- Q(I);
- Vars
- K(c);S_FLIGHT::QAB(I)+S(H),DCHECK
- S(d);N_GUARD,XP(C)::S(H)
- P(f);SBLOCK::B(J)+S(G)
- S(d);N_GUARD::S(H)
- S(d);N_GUARD::S(H),XS(d)
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