MESON Chess Problem Database
Problem Display
PID: 200768 (8/2B5/R1n5/1Pk1np1K/8/P1NPP3/5N2/8 w - - 0 1)
Clark, Cecil Henry Douglas
The Observer, 1948
(First published on Sun Oct 17 1948)
#2
9 + 4
| 5454 | Near Snap | 2020 |
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sxd3
- 2.Rxc6#
- 1...Sf3
- 2.Rxc6#
- 1...Sc4
- 2.Rxc6#
- 1...Sg4
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxc6#
- 1...Sb4
- 2.Bd6#
- 1...Sd4
- 2.Bd6#
- 1...Sa5
- 2.Bd6#
- 1...Sa7
- 2.Bd6#
- 1...Se7
- 2.Bd6#
- 1...Sb8
- 2.Bd6#
- 1...Sd8
- 2.Bd6#
- 1...f4
- 2.Sfe4#
- 1...Sxd3
- Tries
- 1.Sfd1?
- 1...Sxd3
- 2.Rxc6#
- 1...Sf3
- 2.Rxc6#
- 1...Sc4
- 2.Rxc6#
- 1...Sg4
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxc6#
- 1...Sb4
- 2.Bd6#
- 1...Sd4
- 2.Bd6#
- 1...Sa5
- 2.Bd6#
- 1...Sa7
- 2.Bd6#
- 1...Se7
- 2.Bd6#
- 1...Sb8
- 2.Bd6#
- 1...Sd8
- 2.Bd6#
- 1...f4!
- 1...Sxd3
- 1.Sh1?
- 1...Sxd3
- 2.Rxc6#
- 1...Sf3
- 2.Rxc6#
- 1...Sc4
- 2.Rxc6#
- 1...Sg4
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxc6#
- 1...Sb4
- 2.Bd6#
- 1...Sd4
- 2.Bd6#
- 1...Sa5
- 2.Bd6#
- 1...Sa7
- 2.Bd6#
- 1...Se7
- 2.Bd6#
- 1...Sb8
- 2.Bd6#
- 1...Sd8
- 2.Bd6#
- 1...f4!
- 1...Sxd3
- 1.Sh3?
- 1...Sxd3
- 2.Rxc6#
- 1...Sf3
- 2.Rxc6#
- 1...Sc4
- 2.Rxc6#
- 1...Sg4
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxc6#
- 1...Sb4
- 2.Bd6#
- 1...Sd4
- 2.Bd6#
- 1...Sa5
- 2.Bd6#
- 1...Sa7
- 2.Bd6#
- 1...Se7
- 2.Bd6#
- 1...Sb8
- 2.Bd6#
- 1...Sd8
- 2.Bd6#
- 1...f4!
- 1...Sxd3
- 1.Bxe5?
- threat
- 2.Rxc6#
- 1...Sb4
- 2.Bd4#
- 2.Bd6#
- 1...Sd4
- 2.Bxd4#
- 2.Bd6#
- 2.exd4#
- 1...Sa5
- 2.Bd4#
- 2.Bd6#
- 1...Sa7
- 2.Bd4#
- 2.Bd6#
- 1...Se7
- 2.Bd4#
- 2.Bd6#
- 1...Sb8
- 2.Bd4#
- 2.Bd6#
- 1...Sd8
- 2.Bd4#
- 2.Bd6#
- 1...Sxe5!
- threat
- 1.Bb8?
- 1...Sxd3
- 2.Rxc6#
- 1...f4
- 2.Sfe4#
- 1...Sf3
- 2.Rxc6#
- 1...Sc4
- 2.Rxc6#
- 1...Sg4
- 2.Rxc6#
- 1...Sg6
- 2.Rxc6#
- 1...Sd7
- 2.Rxc6#
- 1...Sf7
- 2.Rxc6#
- 1...Sb4
- 2.Bd6#
- 2.Ba7#
- 1...Sd4
- 2.Bd6#
- 2.Ba7#
- 1...Sa5
- 2.Bd6#
- 2.Ba7#
- 1...Sa7
- 2.Bd6#
- 2.Bxa7#
- 1...Se7
- 2.Bd6#
- 2.Ba7#
- 1...Sd8
- 2.Bd6#
- 2.Ba7#
- 1...Sxb8!
- 1...Sxd3
- 1.Sfd1?
- Keys
- 1.Ra4!
- 1...Sxd3
- 2.Sxd3#
- 1...f4
- 2.Sfe4#
- 1...Sf3
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 1...Sg4
- 2.Rc4#
- 1...Sg6
- 2.Rc4#
- 1...Sd7
- 2.Rc4#
- 1...Sf7
- 2.Rc4#
- 1...Sb4
- 2.axb4#
- 1...Sd4
- 2.exd4#
- 1...Sa5
- 2.d4#
- 1...Sa7
- 2.d4#
- 1...Se7
- 2.d4#
- 1...Sb8
- 2.d4#
- 1...Sd8
- 2.d4#
- 1...Sxd3
- 1.Ra4!
Anticipated by 6128(1927)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 14
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- P(c);N_GUARD::S(A)
- Tries
- Try
- S(A);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- Refutation
- P(c);
- Try
- S(A);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- Refutation
- P(c);
- Try
- S(A);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- S(b);N_GUARD::R1(H),XS(d)
- S(d);::B(I)
- Refutation
- P(c);
- Try
- B(I);XS(b)
- Threat
- R1(H),XS(d)
- Refutation
- S(d);XB(I)
- Try
- B(I);
- Vars
- S(b);N_GUARD,XP(D)::R1(H),XS(d)
- P(c);N_GUARD::S(A)
- S(b);N_GUARD::R1(H),XS(d)
- Refutation
- S(d);XB(I)
- Try
- Actual
- R(H);
- Vars
- S(b);XP(D)::S(A),XS(b)
- P(c);N_GUARD::S(A)
- S(b);N_GUARD::R1(H)
- S(b);N_GUARD::R1(H),XS(b)
- S(d);OGATE::P(B),XS(d)
- S(d);OGATE::P(E),XS(d)
- S(d);N_GUARD::P(D)
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