MESON Chess Problem Database
Problem Display
PID: 78760 (8/Np6/p7/PRnpp3/2pk3B/4p3/2K4p/4N2B w - - 0 1)
Lawton, Howard
The Tablet, 1960
(First published on Sat Mar 5 1960)
#2
7 + 9
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...e2
- 2.Bf2#
- 1...c3
- 2.Rb4#
- 1...e4
- 2.Bf6#
- 1...axb5
- 2.Sxb5#
- 1...b6
- 2.Sc6#
- 1...Sb3
- Tries
- 1.Bg3?
- 1...axb5
- 2.Sxb5#
- 1...e2
- 2.Bf2#
- 1...c3
- 2.Rb4#
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...b6
- 2.Sc6#
- 1...e4!
- 1...axb5
- 1.Bg5?
- 1...axb5
- 2.Sxb5#
- 1...c3
- 2.Rb4#
- 1...e4
- 2.Bf6#
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...b6
- 2.Sc6#
- 1...e2!
- 1...axb5
- 1.Bf6?
- 1...axb5
- 2.Sxb5#
- 1...c3
- 2.Rb4#
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...b6
- 2.Sc6#
- 1...e2!
- 1...axb5
- 1.Bd8?
- 1...axb5
- 2.Sxb5#
- 1...c3
- 2.Rb4#
- 1...e4
- 2.Bf6#
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...b6
- 2.Sc6#
- 1...e2!
- 1...axb5
- 1.Bg3?
- Keys
- 1.Be7!
- threat
- 2.Bxc5#
- 1...axb5
- 2.Sxb5#
- 1...c3
- 2.Rb4#
- 1...e4
- 2.Bf6#
- 1...Sb3
- 2.Rxd5#
- 1...Sd3
- 2.Rxd5#
- 1...Sa4
- 2.Rxd5#
- 1...Se4
- 2.Sf3#
- 1...Se6
- 2.Rxd5#
- 1...Sd7
- 2.Rxd5#
- 1...b6
- 2.Sc6#
- threat
- 1.Be7!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(b);OGATEB::B(D)
- P(c);OGATEB::R(F)
- P(g);OGATEB::B(D)
- P(h);XR(F)::S(G),XP(h)
- P(i);N_GUARD::S(G)
- Tries
- Try
- B(D);
- Vars
- P(h);XR(F)::S(G),XP(h)
- P(b);OGATEB::B(D)
- P(c);OGATEB::R(F)
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(i);N_GUARD::S(G)
- Refutation
- P(g);
- Try
- B(D);
- Vars
- P(h);XR(F)::S(G),XP(h)
- P(c);OGATEB::R(F)
- P(g);OGATEB::B(D)
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(i);N_GUARD::S(G)
- Refutation
- P(b);
- Try
- B(D);P_PINP(g)
- Vars
- P(h);XR(F)::S(G),XP(h)
- P(c);OGATEB::R(F)
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(i);N_GUARD::S(G)
- Refutation
- P(b);
- Try
- B(D);
- Vars
- P(h);XR(F)::S(G),XP(h)
- P(c);OGATEB::R(F)
- P(g);OGATEB::B(D)
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(i);N_GUARD::S(G)
- Refutation
- P(b);
- Try
- Actual
- B(D);
- Threat
- B(D),XS(e)
- Vars
- P(h);XR(F)::S(G),XP(h)
- P(c);OGATEB::R(F)
- P(g);OGATEB::B(D)
- S(e);OGATE::R1(F),XP(f)
- S(e);SBLOCK::S(A)
- P(i);N_GUARD::S(G)
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