MESON Chess Problem Database
Problem Display
PID: 250383 (4B2b/1rB1p3/p6n/1N1k1p1N/1P1p1Q1r/3K1P2/8/8 w - - 0 1)
Foster, A
Manchester Evening News, 1924
(First published on Sat Jun 28 1924)
#2
8 + 9
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxf4
- 2.Sxf4#
- 1...Rxc7
- 2.Sxc7#
- 1...Be5
- 2.Qxe5#
- 1...e6
- 2.Qd6#
- 1...Rxf4
- Tries
- 1.Sf6+?
- 1...Ke6
- 2.Qe5#
- 1...exf6
- 2.Qd6#
- 1...Bxf6!
- 1...Ke6
- 1.Qc1?
- threat
- 2.Qc4#
- 2.Qc6#
- 1...Ke6
- 2.Qc4#
- 2.Qc6#
- 1...axb5
- 2.Qc6#
- 1...Rb6
- 2.Qc4#
- 1...Rxc7!
- threat
- 1.Qd2?
- threat
- 2.Qa2#
- 1...Ke6
- 2.Qa2#
- 1...Rh2
- 2.Sf4#
- 1...Rxc7!
- threat
- 1.Qxf5+?
- 1...Be5
- 2.Qxe5#
- 1...e5
- 2.Qd7#
- 1...Sxf5!
- 1...Be5
- 1.Sf6+?
- Keys
- 1.Qh2!
- threat
- 2.Qa2#
- 1...Ke6
- 2.Qa2#
- 1...Rxh2
- 2.Sf4#
- 1...Rxc7
- 2.Sxc7#
- threat
- 1.Qh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(b);XQ(D)::S(F),XR(b)
- R(g);XB(G)::S(E),XR(g)
- B(i);N_GUARD::QAR1(D),XB(i)
- P(h);N_GUARD::QAR1(D)
- Tries
- Try
- S(F);CHECK
- Vars
- K(c);S_FLIGHT::QAR1(D)
- P(h);XS(F)::QAR1(D)
- Refutation
- B(i);XS(F)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- P(e);XS(E)::QAB1(D)
- R(g);::QAB1(D)
- Refutation
- R(g);XB(G)
- Try
- Q(D);
- Threat
- QAB(D)
- Vars
- K(c);S_FLIGHT::QAB(D)
- R(b);N_GUARD::S(F)
- Refutation
- R(g);XB(G)
- Try
- Q(D);CHECK,XP(d)
- Vars
- B(i);N_GUARD,P_SPINB(i)::QAR1(D),XB(i)
- P(h);P_SPINP(h)::QAR2(D)
- Refutation
- S(f);XQ(D)
- Try
- Actual
- Q(D);
- Threat
- QAB(D)
- Vars
- K(c);S_FLIGHT::QAB(D)
- R(b);N_GUARD,XQ(D)::S(F)
- R(g);XB(G)::S(E),XR(g)
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