MESON Chess Problem Database
Problem Display
PID: 184958 (1R6/1p6/bk6/1NNPn3/P1pP4/2B5/1nK5/bR6 w - - 0 1)
Williams, Philip Hamilton
British Chess Magazine, 1917
#2
9 + 7
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Bxb5
- 2.Rxb7#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sxa4
- 2.Sxa4#
- 1...Sed3
- 2.Sd7#
- 1...Sf3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5
- Tries
- 1.Kd2?
- 1...Bxb5
- 2.Rxb7#
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Sf3+!
- 1...Bxb5
- 1.Be1?
- 1...Bxb5
- 2.Rxb7#
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 1...Sf3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...c3!
- 1...Bxb5
- 1.Bd2?
- 1...Bxb5
- 2.Rxb7#
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 1...Sf3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...c3!
- 1...Bxb5
- 1.Rxb2?
- threat
- 2.a5#
- 1...Bxb5
- 2.Rxb7#
- 1...Sc6
- 2.Sd7#
- 1...Bxb2!
- threat
- 1.Rc8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 1...Sf3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Rd8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 2.Rd6#
- 1...Sf3
- 2.Sd7#
- 2.Rd6#
- 1...Sg4
- 2.Sd7#
- 2.Rd6#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 2.Rd6#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Re8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 2.Re6#
- 1...Sf3
- 2.Sd7#
- 2.Re6#
- 1...Sg4
- 2.Sd7#
- 2.Re6#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 2.Re6#
- 1...Sd7
- 2.Sxd7#
- 2.Re6#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Rf8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 2.Rf6#
- 1...Sf3
- 2.Sd7#
- 2.Rf6#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 2.Rf6#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Rg8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 2.Rg6#
- 1...Sf3
- 2.Sd7#
- 2.Rg6#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 2.Rxg6#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Rh8?
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 2.Rh6#
- 1...Sf3
- 2.Sd7#
- 2.Rh6#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5!
- 1...Sxa4
- 1.Kd2?
- Keys
- 1.Ra8!
- 1...Bxb5
- 2.Ba5#
- 1...Sxa4
- 2.Sxa4#
- 1...Sd1
- 2.a5#
- 1...Sbd3
- 2.a5#
- 1...Sed3
- 2.Sd7#
- 1...Sf3
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sf7
- 2.Sd7#
- 1...Bxb5
- 1.Ra8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD,XS(F)::R1(I),XP(g)
- S(b);::P(D)
- S(b);XP(D)::S(G),XS(b)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- B(e);N_GUARD,XS(F)::R1(I),XP(g)
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- S(d);CHECK
- Try
- B(C);
- Vars
- B(e);N_GUARD,XS(F)::R1(I),XP(g)
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- P(c);
- Try
- B(C);
- Vars
- B(e);N_GUARD,XS(F)::R1(I),XP(g)
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- P(c);
- Try
- R(A);XS(b)
- Threat
- P(D)
- Vars
- B(e);N_GUARD,P_SPINB(e),XS(F)::R1(I),XP(g)
- S(d);N_GUARD::S(G)
- Refutation
- B(a);XR(A)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- B(e);XS(F)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- B(e);XS(F)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- Refutation
- B(e);XS(F)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- B(e);XS(F)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- B(e);XS(F)
- Try
- R(I);N_PINP(g)
- Vars
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- Refutation
- B(e);XS(F)
- Try
- Actual
- R(I);N_PINP(g)
- Vars
- B(e);XS(F)::B(C)
- S(b);XP(D)::S(G),XS(b)
- S(b);::P(D)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
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