MESON Chess Problem Database
Problem Display
PID: 154758 (4rk2/1Q1Rp3/8/8/2B3p1/5p2/8/B1K5 w - - 0 1)
Williams, Philip Hamilton
Morning Post, 1907
(First published on Mon Jun 3 1907)
#2
5 + 5
| 15351 | SCPF/BCPS Black Books | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rc8
- 2.Qxc8#
- 1...Rd8
- 2.Rxd8#
- 1...g3
- 2.Qxf3#
- 1...Ra8
- Tries
- 1.Be6?
- 1...Rc8+
- 2.Qxc8#
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rd8
- 2.Rxd8#
- 1...g3
- 2.Qxf3#
- 1...f2!
- 1...Rc8+
- 1.Rd1?
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rc8
- 2.Qxc8#
- 1...Rd8
- 2.Rxd8#
- 1...e6
- 2.Qg7#
- 1...g3
- 2.Qxf3#
- 1...e5
- 2.Qf7#
- 1...f2!
- 1...Ra8
- 1.Rd3?
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rc8
- 2.Qxc8#
- 1...Rd8
- 2.Rxd8#
- 1...e6
- 2.Qg7#
- 1...g3
- 2.Rxf3#
- 2.Qxf3#
- 1...e5
- 2.Qf7#
- 1...f2!
- 1...Ra8
- 1.Rd6?
- 1...exd6
- 2.Bg7#
- 2.Qf7#
- 2.Qg7#
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rc8
- 2.Qxc8#
- 1...Rd8
- 2.Rxd8#
- 1...e6
- 2.Qg7#
- 1...g3
- 2.Qxf3#
- 1...e5
- 2.Rf6#
- 2.Qf7#
- 1...f2!
- 1...exd6
- 1.Qe4?
- threat
- 2.Qf5#
- 2.Qf4#
- 1...Ra8
- 2.Qxa8#
- 2.Qxe7#
- 1...Rb8
- 2.Qxe7#
- 1...Rc8
- 2.Qxe7#
- 1...Rd8
- 2.Rxd8#
- 2.Qxe7#
- 1...e5
- 2.Qf5#
- 1...e6!
- threat
- 1.Qd5?
- threat
- 2.Qf7#
- 2.Qg8#
- 2.Qf5#
- 1...Ra8
- 2.Qf7#
- 2.Qxa8#
- 2.Qg8#
- 1...Rb8
- 2.Qf7#
- 2.Qg8#
- 1...Rc8
- 2.Qf7#
- 2.Qg8#
- 1...Rd8
- 2.Rxd8#
- 2.Qf7#
- 2.Qg8#
- 1...e5
- 2.Qf7#
- 2.Qg8#
- 1...e6!
- threat
- 1.Qb2?
- threat
- 2.Qg7#
- 2.Qh8#
- 1...Ra8
- 2.Qh8#
- 1...Rb8
- 2.Qh8#
- 2.Qxb8#
- 1...Rc8
- 2.Qh8#
- 1...Rd8
- 2.Rxd8#
- 2.Qh8#
- 1...e5!
- threat
- 1.Be6?
- Keys
- 1.Rd2!
- 1...Ra8
- 2.Qxa8#
- 1...Rb8
- 2.Qxb8#
- 1...Rc8
- 2.Qxc8#
- 1...Rd8
- 2.Rxd8#
- 1...e6
- 2.Qg7#
- 1...f2
- 2.Rxf2#
- 1...g3
- 2.Qxf3#
- 1...e5
- 2.Qf7#
- 1...Ra8
- 1.Rd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB,P_PINB(C)::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(b);N_GUARD::QAR(D),XP(a)
- Tries
- Try
- B(C);
- Vars
- R(d);CHECK,OGATEB::QAR(D),XR(d)
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(b);N_GUARD::QAR(D),XP(a)
- Refutation
- P(a);
- Try
- R(E);
- Vars
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB,P_PINB(C)::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(c);OGATE::QAB1(D)
- P(b);N_GUARD::QAR(D),XP(a)
- P(c);OGATE::QAR1(D)
- Refutation
- P(a);
- Try
- R(E);
- Vars
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB,P_PINB(C)::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(c);OGATE::QAB1(D)
- P(c);OGATE::QAR1(D)
- Refutation
- P(a);
- Try
- R(E);
- Vars
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB,P_PINB(C)::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(c);OGATE::QAB1(D)
- P(b);N_GUARD::QAR(D),XP(a)
- Refutation
- P(a);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(d);N_GUARD::QAB1(D),XP(c)
- R(d);N_GUARD,P_PINB(C)::QAB1(D),XP(c)
- P(c);::QAR(D)
- Refutation
- P(c);
- Try
- Q(D);
- Threat
- DUALS(3)
- Refutation
- P(c);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(d);::QAR2(D)
- R(d);P_PINB(C)::QAR2(D)
- Refutation
- P(c);
- Try
- Actual
- R(E);
- Vars
- R(d);OGATEB::QAR(D),XR(d)
- R(d);OGATEB,P_PINB(C)::QAR(D),XR(d)
- R(d);OGATEB::R(E),XR(d)
- P(c);OGATE::QAB1(D)
- P(a);OGATEB::R(E),XP(a)
- P(b);N_GUARD::QAR(D),XP(a)
- P(c);OGATE::QAR1(D)
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