MESON Chess Problem Database
Problem Display
PID: 230245 (3N4/1p2Np2/3p2b1/Q1pPk1Bp/2P1p2P/p3P1p1/P4bK1/1n3R1n w - - 0 1)
Lawton, Howard
Southend Times, 1938
(First published on Tue Sep 20 1938)
#2
11 + 13
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Bf6#
- 1...Bg1
- 2.Bf6#
- 1...Bxe3
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Bh7
- 2.Sxf7#
- 1...Sd2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...Be1
- Tries
- 1.Kxh1?
- 1...Bxe3
- 2.Bf6#
- 1...Be1
- 2.Bf6#
- 1...Bg1
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Bh7
- 2.Sxf7#
- 1...Sd2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...g2+!
- 1...Bxe3
- 1.Sxb7?
- 1...Bxe3
- 2.Sc6#
- 2.Bf6#
- 1...Be1
- 2.Sc6#
- 2.Bf6#
- 1...Bg1
- 2.Sc6#
- 2.Bf6#
- 1...Bf5
- 2.Sc6#
- 1...Sd2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...f5
- 2.Sc6#
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...Bh7!
- 1...Bxe3
- 1.Qd2?
- 1...Bxe3
- 2.Bf6#
- 1...Bh7
- 2.Sxf7#
- 1...Be1
- 2.Bf6#
- 1...Bg1
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...Sxd2!
- 1...Bxe3
- 1.Qb4?
- 1...Bxe3
- 2.Bf6#
- 1...Bh7
- 2.Sxf7#
- 1...Be1
- 2.Bf6#
- 1...Bg1
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Sd2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...cxb4!
- 1...Bxe3
- 1.Qxa3?
- 1...Bxe3
- 2.Bf6#
- 1...Bh7
- 2.Sxf7#
- 1...Be1
- 2.Bf6#
- 1...Bg1
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Sd2
- 2.Qb2#
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...Sxa3!
- 1...Bxe3
- 1.Qxc5?
- threat
- 2.Qd4#
- 1...Bxe3
- 2.Bf6#
- 1...dxc5!
- threat
- 1.Kxh1?
- Keys
- 1.Qe1!
- 1...Bxe1
- 2.Bf6#
- 1...Bxe3
- 2.Bf6#
- 1...Bh7
- 2.Sxf7#
- 1...Bg1
- 2.Bf6#
- 1...Bf5
- 2.Sxf7#
- 1...Sd2
- 2.Qa1#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sdc6#
- 1...b6
- 2.Sdc6#
- 1...f5
- 2.Sxg6#
- 1...f6
- 2.Bf4#
- 1...Bxe1
- 1.Qe1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(c);::B(I)
- B(c);XP(D)::B(I)
- B(k);N_GUARD::S(K),XP(m)
- S(a);N_GUARD::QAB(G)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
- Tries
- Try
- K(C);S_FLIGHT,XS(b)
- Vars
- B(c);XP(D)::B(I)
- B(c);::B(I)
- B(k);N_GUARD::S(K),XP(m)
- S(a);N_GUARD::QAB(G)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
- Refutation
- P(e);CHECK
- Try
- S(K);XP(l)
- Vars
- B(k);SBLOCK::S(J)
- S(a);N_GUARD::QAB(G)
- S(a);N_GUARD::QAB(G),XS(a)
- P(m);SBLOCK::B(I)
- Refutation
- B(k);
- Try
- Q(G);
- Vars
- B(c);XP(D)::B(I)
- B(k);N_GUARD::S(K),XP(m)
- B(c);::B(I)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
- Refutation
- S(a);XQ(G)
- Try
- Q(G);
- Vars
- B(c);XP(D)::B(I)
- B(k);N_GUARD::S(K),XP(m)
- B(c);::B(I)
- S(a);N_GUARD::QAB(G)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
- Refutation
- P(g);XQ(G)
- Try
- Q(G);XP(d)
- Vars
- B(c);XP(D)::B(I)
- B(k);N_GUARD::S(K),XP(m)
- B(c);::B(I)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
- Refutation
- S(a);XQ(G)
- Try
- Q(G);XP(g)
- Threat
- QAB1(G)
- Vars
- B(c);XP(D)::B(I)
- Refutation
- P(j);XQ(G)
- Try
- Actual
- Q(G);
- Vars
- B(c);XQ(G)::B(I)
- B(c);XP(D)::B(I)
- B(k);N_GUARD::S(K),XP(m)
- B(c);::B(I)
- S(a);OGATE::QAB(G)
- S(a);N_GUARD::QAB(G),XS(a)
- P(l);N_GUARD::S(K)
- P(m);N_GUARD,SBLOCK::S(J),XB(k)
- P(m);SBLOCK::B(I)
Developed and maintained by Brian Stephenson.
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