MESON Chess Problem Database
Problem Display
PID: 227246 (1K3N2/3p2rq/BQ6/p1Nkn2R/8/2P1nP2/4P3/6b1 w - - 0 1)
Dale, John
Sunday Chronicle, 1946
(First published on Sun Nov 17 1946)
#2
9 + 8
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qe4
- 2.fxe4#
- 1...Sc4
- 2.Bb7#
- 1...Sf5
- 2.e4#
- 1...Qe4
- Tries
- 1.Sd3?
- threat
- 2.Sf4#
- 2.Rxe5#
- 2.Qc5#
- 1...Qxh5
- 2.Sf4#
- 2.Qc5#
- 1...Qe4
- 2.Qc5#
- 1...Qf5
- 2.Qc5#
- 1...Qh6
- 2.Rxe5#
- 2.Qc5#
- 1...Rg4
- 2.Rxe5#
- 2.Qc5#
- 1...Rg5
- 2.Sf4#
- 2.Qc5#
- 1...Re7
- 2.Sf4#
- 2.Qc5#
- 1...Rf7
- 2.Rxe5#
- 2.Qc5#
- 1...Bh2
- 2.Qc5#
- 1...Sd1
- 2.Sf4#
- 2.Rxe5#
- 2.c4#
- 1...Sf1
- 2.Sf4#
- 2.Rxe5#
- 2.c4#
- 1...Sc2
- 2.Sf4#
- 2.Rxe5#
- 2.c4#
- 1...Sg2
- 2.Rxe5#
- 2.c4#
- 1...Sc4
- 2.Sf4#
- 2.Bb7#
- 1...Sg4
- 2.Sf4#
- 2.c4#
- 1...Sf5
- 2.Sf4#
- 2.e4#
- 1...d6
- 2.Sf4#
- 2.Qb5#
- 1...Qxd3!
- threat
- 1.Sa4?
- threat
- 2.Qc5#
- 1...Sd1
- 2.c4#
- 1...Sf1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sg2
- 2.c4#
- 1...Sc4
- 2.Bb7#
- 1...Sg4
- 2.c4#
- 1...Sf5
- 2.e4#
- 1...d6
- 2.Qb5#
- 1...Qb1!
- threat
- 1.Se4?
- threat
- 2.Sf6#
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 2.Qb7#
- 1...Qxh5
- 2.Sf6#
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 1...Qf5
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 1...Qg6
- 2.Qc5#
- 2.Qb5#
- 1...Qh6
- 2.Qc5#
- 2.Qb5#
- 1...Rg5
- 2.Sf6#
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 1...Rg6
- 2.Qc5#
- 2.Qb5#
- 1...Rf7
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 2.Qb7#
- 1...Sd1
- 2.Sf6#
- 2.Qd6#
- 2.Qb7#
- 2.c4#
- 1...Sf1
- 2.Sf6#
- 2.Qd6#
- 2.Qb7#
- 2.c4#
- 1...Sc2
- 2.Sf6#
- 2.Qd6#
- 2.Qb7#
- 2.c4#
- 1...Sg2
- 2.Sf6#
- 2.Qd6#
- 2.Qb7#
- 2.c4#
- 1...Sc4
- 2.Sf6#
- 2.Bb7#
- 2.Qb7#
- 1...Sg4
- 2.Qd6#
- 2.Qb7#
- 2.c4#
- 1...Sf5
- 2.Sf6#
- 1...d6
- 2.Sf6#
- 2.Qb5#
- 2.Qxd6#
- 1...Qxe4!
- threat
- 1.Sce6?
- threat
- 2.Sf4#
- 2.Sc7#
- 2.Qc5#
- 1...Qb1
- 2.Sf4#
- 2.Sc7#
- 1...Qe4
- 2.Sc7#
- 2.Qc5#
- 1...Qf5
- 2.Sc7#
- 2.Qc5#
- 1...Qh6
- 2.Sc7#
- 2.Qc5#
- 1...Rg4
- 2.Sc7#
- 2.Qc5#
- 1...Rf7
- 2.Sc7#
- 2.Qc5#
- 1...Bh2
- 2.Sc7#
- 2.Qc5#
- 1...Sd1
- 2.Sf4#
- 2.Sc7#
- 2.c4#
- 1...Sf1
- 2.Sf4#
- 2.Sc7#
- 2.c4#
- 1...Sc2
- 2.Sf4#
- 2.Sc7#
- 2.c4#
- 1...Sg2
- 2.Sc7#
- 2.c4#
- 1...Sc4
- 2.Sf4#
- 2.Sc7#
- 2.Bb7#
- 1...Sg4
- 2.Sf4#
- 2.Sc7#
- 2.c4#
- 1...Sf5
- 2.Sf4#
- 2.Sc7#
- 2.e4#
- 1...d6
- 2.Sf4#
- 2.Qb5#
- 1...dxe6!
- threat
- 1.Sb7?
- threat
- 2.Qc5#
- 2.Qb5#
- 2.Qd6#
- 1...Qb1
- 2.Qc5#
- 2.Qd6#
- 1...Qd3
- 2.Qc5#
- 2.Qd6#
- 1...Qg6
- 2.Qc5#
- 2.Qb5#
- 1...Qh6
- 2.Qc5#
- 2.Qb5#
- 1...Rg6
- 2.Qc5#
- 2.Qb5#
- 1...Sd1
- 2.Qd6#
- 2.c4#
- 1...Sf1
- 2.Qd6#
- 2.c4#
- 1...Sc2
- 2.Qd6#
- 2.c4#
- 1...Sg2
- 2.Qd6#
- 2.c4#
- 1...Sg4
- 2.Qd6#
- 2.c4#
- 1...Sf5
- 2.e4#
- 1...d6
- 2.Qb5#
- 2.Qxd6#
- 1...Sc4!
- threat
- 1.Scxd7?
- threat
- 2.Sf6#
- 2.Rxe5#
- 2.Qc5#
- 2.Qe6#
- 1...Qxh5
- 2.Sf6#
- 2.Qc5#
- 2.Qe6#
- 1...Qb1
- 2.Sf6#
- 2.Rxe5#
- 1...Qe4
- 2.Sf6#
- 2.Qc5#
- 2.Qe6#
- 1...Qf5
- 2.Qc5#
- 1...Qg6
- 2.Rxe5#
- 2.Qc5#
- 1...Qg8
- 2.Sf6#
- 2.Rxe5#
- 2.Qc5#
- 1...Qh6
- 2.Rxe5#
- 2.Qc5#
- 1...Rg5
- 2.Sf6#
- 2.Qc5#
- 2.Qe6#
- 1...Rg6
- 2.Rxe5#
- 2.Qc5#
- 1...Re7
- 2.Sf6#
- 2.Qc5#
- 1...Rf7
- 2.Rxe5#
- 2.Qc5#
- 2.Qe6#
- 1...Bh2
- 2.Sf6#
- 2.Qc5#
- 2.Qe6#
- 1...Sd1
- 2.Sf6#
- 2.Rxe5#
- 2.Qe6#
- 2.c4#
- 1...Sf1
- 2.Sf6#
- 2.Rxe5#
- 2.Qe6#
- 2.c4#
- 1...Sc2
- 2.Sf6#
- 2.Rxe5#
- 2.Qe6#
- 2.c4#
- 1...Sg2
- 2.Sf6#
- 2.Rxe5#
- 2.Qe6#
- 2.c4#
- 1...Sc4
- 2.Sf6#
- 2.Bb7#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 2.c4#
- 1...Sf5
- 2.Sf6#
- 2.Qe6#
- 2.e4#
- 1...Rxd7!
- threat
- 1.c4+?
- 1...Kd4
- 2.Sa4#
- 2.Se4#
- 1...Sxc4!
- 1...Kd4
- 1.Sd3?
- Keys
- 1.Sb3!
- threat
- 2.Qc5#
- 1...Sd1
- 2.c4#
- 1...Sf1
- 2.c4#
- 1...Sc2
- 2.c4#
- 1...Sg2
- 2.c4#
- 1...Sc4
- 2.Bb7#
- 1...Sg4
- 2.c4#
- 1...Sf5
- 2.e4#
- 1...d6
- 2.Qb5#
- threat
- 1.Sb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- Q(h);OGATE::P(C),XQ(h)
- S(b);SBLOCK::B(F)
- S(b);N_SPINS(e),OGATE::P(A)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- Q(h);::QAR1(G)
- Q(h);N_SPINS(e)::QAR1(G)
- B(a);::QAR1(G)
- Refutation
- Q(h);XS(D)
- Try
- S(D);
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD::P(B)
- S(b);SBLOCK::B(F)
- S(b);N_SPINS(e),OGATE::P(A)
- P(f);SBLOCK::QAR2(G)
- Refutation
- Q(h);P_PINQ(G)
- Try
- S(D);
- Threat
- DUALS(5)
- Vars
- S(b);N_SPINS(e)::S(D)
- Refutation
- Q(h);XS(D)
- Try
- S(D);
- Threat
- DUALS(3)
- Refutation
- P(f);XS(D)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(b);N_SPINS(e),OGATE::P(A)
- Refutation
- S(b);
- Try
- S(D);XP(f)
- Threat
- DUALS(4)
- Vars
- Q(h);N_SPINS(e)::QAR1(G)
- Refutation
- R(g);XS(D)
- Try
- P(B);CHECK
- Refutation
- S(b);XP(B)
- Try
- Actual
- S(D);
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD::P(B)
- S(b);SBLOCK::B(F)
- S(b);N_SPINS(e),OGATE::P(A)
- P(f);SBLOCK::QAR2(G)
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