MESON Chess Problem Database
Problem Display
PID: 402 (8/8/1B2pp2/1K3p2/1pBPkN2/1PpN1pP1/n4P2/Qb6 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
The Observer, 1942
(First published on Sun Aug 23 1942)
#2
10 + 9
| 5606 | The Wangling Wizards | 2005 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Bc2
- 2.Qe1#
- 1...Bxd3
- 2.Bxd3#
- 1...Sc1
- 2.Qa8#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Bc2
- Tries
- 1.Ka4?
- 1...Bxd3
- 2.Bxd3#
- 1...Bc2
- 2.Qe1#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Sc1!
- 1...Bxd3
- 1.Ka5?
- 1...Bxd3
- 2.Bxd3#
- 1...Bc2
- 2.Qe1#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Sc1!
- 1...Bxd3
- 1.Kc5?
- 1...Bxd3
- 2.Bxd3#
- 1...Sc1
- 2.Qa8#
- 1...Bc2
- 2.Qe1#
- 1...e5
- 2.Bd5#
- 1...c2!
- 1...Bxd3
- 1.Ka6?
- 1...Bxd3
- 2.Bxd3#
- 1...Bc2
- 2.Qe1#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Sc1!
- 1...Bxd3
- 1.Kc6?
- 1...Bxd3
- 2.Bxd3#
- 1...Bc2
- 2.Qe1#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Sc1!
- 1...Bxd3
- 1.Sc1?
- 1...Sxc1
- 2.Qa8#
- 1...Bd3
- 2.Bxd3#
- 1...c2
- 2.Bd3#
- 1...e5
- 2.Bd5#
- 1...Bc2!
- 1...Sxc1
- 1.Se1?
- 1...Sc1
- 2.Qa8#
- 1...Bd3
- 2.Bxd3#
- 1...c2
- 2.Bd3#
- 1...e5
- 2.Bd5#
- 1...Bc2!
- 1...Sc1
- 1.Sxb4?
- 1...Sc1
- 2.Qa8#
- 1...Bc2
- 2.Qe1#
- 1...Bd3
- 2.Bxd3#
- 1...c2
- 2.Bd3#
- 1...e5
- 2.Bd5#
- 1...Sxb4!
- 1...Sc1
- 1.Se5?
- 1...Sc1
- 2.Qa8#
- 1...Bc2
- 2.Qe1#
- 1...Bd3
- 2.Bxd3#
- 1...c2
- 2.Bd3#
- 1...fxe5!
- 1...Sc1
- 1.Bc5?
- 1...Bxd3
- 2.Bxd3#
- 1...Sc1
- 2.Qa8#
- 1...Bc2
- 2.Qe1#
- 1...e5
- 2.Bd5#
- 1...c2!
- 1...Bxd3
- 1.Ba7?
- 1...Bxd3
- 2.Bxd3#
- 1...Bc2
- 2.Qe1#
- 1...c2
- 2.Sc5#
- 1...e5
- 2.Bd5#
- 1...Sc1!
- 1...Bxd3
- 1.Ka4?
- Keys
- 1.Sb2!
- 1...cxb2
- 2.Qxb1#
- 1...Sc1
- 2.Qa8#
- 1...Bc2
- 2.Qe1#
- 1...Bd3
- 2.Bxd3#
- 1...c2
- 2.Bd3#
- 1...e5
- 2.Bd5#
- 1...cxb2
- 1.Sb2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAR(A)
- B(a);OGATE,P_PINB(F),XS(D)::B(F),XB(a)
- S(b);OGATE::QAB(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Tries
- Try
- K(I);S_FLIGHT
- Vars
- B(a);OGATE,XS(D)::B(F),XB(a)
- B(a);OGATE,P_PINP(C)::QAR(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);
- Try
- K(I);P-FLIGHT
- Vars
- B(a);OGATE,XS(D)::B(F),XB(a)
- B(a);OGATE::QAR(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);
- Try
- K(I);P-FLIGHT
- Vars
- B(a);OGATE,XS(D)::B(F),XB(a)
- S(b);OGATE::QAB(A)
- B(a);OGATE::QAR(A)
- P(h);N_GUARD::B(F)
- Refutation
- P(c);
- Try
- K(I);S_FLIGHT
- Vars
- B(a);OGATE,P_PINB(F),XS(D)::B(F),XB(a)
- B(a);OGATE::QAR(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);
- Try
- K(I);S_FLIGHT
- Vars
- B(a);OGATE,XS(D)::B(F),XB(a)
- B(a);OGATE::QAR(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);
- Try
- S(D);
- Vars
- S(b);OGATE,XS(D)::QAB(A)
- B(a);N_GUARD,P_PINB(F)::B(F),XB(a)
- P(c);S_CUTB(a)::B(F)
- P(h);N_GUARD::B(F)
- Refutation
- B(a);
- Try
- S(D);
- Vars
- S(b);OGATE::QAB(A)
- B(a);N_GUARD,P_PINB(F)::B(F),XB(a)
- P(c);S_CUTB(a)::B(F)
- P(h);N_GUARD::B(F)
- Refutation
- B(a);
- Try
- S(D);XP(e)
- Vars
- S(b);OGATE::QAB(A)
- B(a);OGATE::QAR(A)
- B(a);N_GUARD,P_PINB(F)::B(F),XB(a)
- P(c);S_CUTB(a)::B(F)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);XS(D)
- Try
- S(D);
- Vars
- S(b);OGATE::QAB(A)
- B(a);OGATE::QAR(A)
- B(a);N_GUARD,P_PINB(F)::B(F),XB(a)
- P(c);S_CUTB(a)::B(F)
- Refutation
- P(i);XS(D)
- Try
- B(J);
- Vars
- B(a);OGATE,P_PINB(F),XS(D)::B(F),XB(a)
- S(b);OGATE::QAB(A)
- B(a);OGATE::QAR(A)
- P(h);N_GUARD::B(F)
- Refutation
- P(c);
- Try
- B(J);
- Vars
- B(a);OGATE,P_PINB(F),XS(D)::B(F),XB(a)
- B(a);OGATE::QAR(A)
- P(c);::S(D)
- P(h);N_GUARD::B(F)
- Refutation
- S(b);
- Try
- Actual
- S(D);
- Vars
- P(c);N_GUARD,XS(D)::QAB(A),XB(a)
- S(b);OGATE::QAB(A)
- B(a);OGATE::QAR(A)
- B(a);N_GUARD,P_PINB(F)::B(F),XB(a)
- P(c);S_CUTB(a)::B(F)
- P(h);N_GUARD::B(F)
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