MESON Chess Problem Database
Problem Display
PID: 3130 (8/2n5/p1P2R2/K3k1P1/2pN1p2/2N5/2PRp3/4B1n1 w - - 0 1)
Williams, Philip Hamilton
Source?, 1918
#2
9 + 7
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...Sb5
- 2.Re6#
- 1...Sd5
- 2.Re6#
- 1...Se6
- 2.Rxe6#
- 1...Sa8
- 2.Re6#
- 1...Se8
- 2.Re6#
- 1...f3
- 2.Bg3#
- 1...Sf3
- Tries
- 1.Ka4?
- 1...Se6
- 2.Rxe6#
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...Sb5
- 2.Re6#
- 1...Sd5
- 2.Re6#
- 1...Sa8
- 2.Re6#
- 1...Se8
- 2.Re6#
- 1...f3
- 2.Bg3#
- 1...a5!
- 1...Se6
- 1.Sb3?
- 1...Sf3
- 2.Rxe2#
- 1...Sh3
- 2.Rxe2#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...f3
- 2.Bg3#
- 1...cxb3!
- 1...Sf3
- 1.Sdb5?
- 1...Sxb5
- 2.Rd5#
- 1...Sf3
- 2.Rxe2#
- 1...Sh3
- 2.Rxe2#
- 1...Sd5
- 2.Rxd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...f3
- 2.Bg3#
- 1...axb5!
- 1...Sxb5
- 1.Bg3?
- threat
- 2.Bxf4#
- 1...Se6
- 2.Rxe6#
- 1...Sh3
- 2.Sf3#
- 1...Sd5
- 2.Re6#
- 1...fxg3!
- threat
- 1.Rxe2+?
- 1...Sxe2
- 2.Sf3#
- 1...Kxd4!
- 1...Sxe2
- 1.Rd3?
- 1...Se6
- 2.Rxe6#
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...Sb5
- 2.Re6#
- 1...Sd5
- 2.Re6#
- 1...Sa8
- 2.Re6#
- 1...Se8
- 2.Re6#
- 1...f3
- 2.Bg3#
- 1...cxd3!
- 1...Se6
- 1.Ka4?
- Keys
- 1.Sf5!
- 1...f3
- 2.Bg3#
- 1...Sf3
- 2.Rxe2#
- 1...Sh3
- 2.Rxe2#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...f3
- 1.Sf5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(E),XS(a)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R1(I)
- S(g);N_GUARD::R1(I),XS(g)
- P(d);OGATEB::B(A)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- S(g);N_GUARD::R1(I),XS(g)
- S(a);N_GUARD::S(E),XS(a)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R1(I)
- P(d);OGATEB::B(A)
- Refutation
- P(f);
- Try
- S(E);
- Vars
- S(a);N_GUARD::R(C),XP(b)
- S(g);N_GUARD::R1(C)
- S(g);N_GUARD::R1(C),XS(g)
- P(d);OGATEB::B(A)
- Refutation
- P(c);XS(E)
- Try
- S(E);
- Vars
- S(g);N_GUARD,XS(E)::R1(C)
- S(a);N_GUARD::R(C),XP(b)
- S(g);N_GUARD::R1(C),XS(g)
- S(g);N_GUARD::R1(C)
- P(d);OGATEB::B(A)
- Refutation
- P(f);XS(E)
- Try
- B(A);P_PINP(d)
- Threat
- B(A),XP(d)
- Vars
- S(g);N_GUARD::R1(I),XS(g)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R1(I)
- Refutation
- P(d);N_SPINP(d),XB(A)
- Try
- R(C);CHECK,XP(b)
- Vars
- S(a);XR(C)::S(E)
- Refutation
- K(e);S_FLIGHT,XS(E)
- Try
- R(C);
- Vars
- S(g);N_GUARD::R1(I),XS(g)
- S(a);N_GUARD::S(E),XS(a)
- S(a);N_GUARD::S(E)
- S(g);N_GUARD::R1(I)
- P(d);OGATEB::B(A)
- Refutation
- P(c);XR(C)
- Try
- Actual
- S(E);
- Vars
- P(d);OGATEB::B(A)
- S(a);N_GUARD::R(C),XP(b)
- S(g);N_GUARD::R1(C)
- S(g);N_GUARD::R1(C),XS(g)
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