MESON Chess Problem Database
Problem Display
PID: 4889 (R3B3/Qpk4p/p2pp2K/4p2p/4P2P/N4b2/2p5/5R2 w - - 0 1)
Williams, Philip Hamilton
English Mechanic and World of Science, 1893
(First published on Fri May 12 1893)
#2
8 + 10
| 2794 | Terms & Themes of Chess Problems | 1907 |
| 2638 | White to Play | 1913 |
| 5424 | Versunkene Schatze | 1998 |
| 23 | Die Schwalbe | 2011 |
| 133 | The Problemist Supplement | 2017 |
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bxe4
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...c1Q+
- 2.Rxc1#
- 1...c1S
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...a5
- 2.Sb5#
- 1...d5
- 2.Qc5#
- 1...Bd1
- Tries
- 1.Kg5?
- 1...c1Q+
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...c1S
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...a5
- 2.Sb5#
- 1...h6+!
- 1...c1Q+
- 1.Kg7?
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...c1Q
- 2.Rxc1#
- 1...c1S
- 2.Rxc1#
- 1...c1B
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...a5
- 2.Sb5#
- 1...h6!
- 1...Bxe4
- 1.Kxh7?
- 1...d5
- 2.Qc5#
- 1...c1Q
- 2.Rxc1#
- 1...c1S
- 2.Rxc1#
- 1...c1B
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...a5
- 2.Sb5#
- 1...Bxe4+!
- 1...d5
- 1.Sxc2?
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...a5!
- 1...Bxe4
- 1.Ba4?
- 1...c1Q+
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...c1S
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...a5!
- 1...c1Q+
- 1.Rb8?
- threat
- 2.Qxb7#
- 1...c1Q+
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...Bxe4
- 2.Rf7#
- 1...d5!
- threat
- 1.Qe3?
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...b5
- 2.Qa7#
- 1...c1Q
- 2.Rxc1#
- 1...c1S
- 2.Rxc1#
- 1...c1B
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...a5
- 2.Sb5#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...b6!
- 1...Bxe4
- 1.Qxa6?
- threat
- 2.Sb5#
- 1...c1Q+
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...Be2
- 2.Rf7#
- 1...b5
- 2.Sxb5#
- 2.Rc8#
- 2.Qc6#
- 2.Qa7#
- 1...bxa6!
- threat
- 1.Kg5?
- Keys
- 1.Qg1!
- 1...c1Q+
- 2.Rxc1#
- 1...c1B+
- 2.Rxc1#
- 1...Bxe4
- 2.Rf7#
- 1...d5
- 2.Qc5#
- 1...b5
- 2.Qa7#
- 1...b6
- 2.Qg7#
- 1...c1S
- 2.Rxc1#
- 1...c1R
- 2.Rxc1#
- 1...a5
- 2.Sb5#
- 1...Bd1
- 2.Rf7#
- 1...Bh1
- 2.Rf7#
- 1...Be2
- 2.Rf7#
- 1...Bg2
- 2.Rf7#
- 1...Bg4
- 2.Rf7#
- 1...c1Q+
- 1.Qg1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(b);OGATE::R(A)
- B(b);OGATE,XP(C)::R(A)
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(e);N_GUARD::S(B)
- P(f);N_GUARD::QAR2(F)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XR(a)
- B(b);OGATE::R(A)
- P(e);N_GUARD::S(B)
- Refutation
- P(j);CHECK
- Try
- K(E);S_FLIGHT
- Vars
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- B(b);OGATE::R(A)
- P(e);N_GUARD::S(B)
- Refutation
- P(j);
- Try
- K(E);P-FLIGHT,XP(j)
- Vars
- P(f);N_GUARD::QAR2(F)
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- B(b);OGATE::R(A)
- P(e);N_GUARD::S(B)
- Refutation
- B(b);CHECK,XP(C)
- Try
- S(B);XP(a)
- Vars
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- B(b);OGATE::R(A)
- Refutation
- P(e);
- Try
- B(H);
- Vars
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XR(a)
- B(b);OGATE::R(A)
- Refutation
- P(e);
- Try
- R(G);
- Threat
- QAR1(F),XP(h)
- Vars
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- B(b);OGATE,XP(C)::R(A)
- Refutation
- P(f);
- Try
- Q(F);N_PINP(h)
- Vars
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- P(h);OGATEB::QAR2(F)
- P(a);OGATEB,P_PINQ(F)::R(A),XQ(a)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB,P_PINQ(F)::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(e);N_GUARD::S(B)
- B(b);OGATE::R(A)
- Refutation
- P(h);
- Try
- Q(F);N_PINP(h),XP(e)
- Threat
- S(B)
- Vars
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- B(b);OGATE::R(A)
- Refutation
- P(h);XQ(F)
- Try
- Actual
- Q(F);N_PINP(h)
- Vars
- P(a);CHECK,OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XB(a)
- B(b);OGATE,XP(C)::R(A)
- P(f);N_GUARD::QAR2(F)
- P(h);OGATEB::QAR2(F)
- P(h);SBLOCK::QAR(F)
- P(a);OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XR(a)
- P(e);N_GUARD::S(B)
- B(b);OGATE::R(A)
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