MESON Chess Problem Database
Problem Display
PID: 148565 (8/8/1p1KR3/pP4pq/QP1P1p1p/1P3k1B/1P2p3/4B1R1 w - - 0 1)
Dawson, Thomas Rayner
Falkirk Herald, 1913
(First published on Wed Mar 12 1913)
#2
11 + 8
| 15256 | TRD Scrapbook | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...axb4
- 2.Qa8#
- 1...g4
- 2.Bg2#
- 1...Qg4
- Tries
- 1.Qa1?
- 1...axb4
- 2.Qa8#
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...g4
- 2.Bg2#
- 1...a4!
- 1...axb4
- 1.Qa2?
- 1...axb4
- 2.Qa8#
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...g4
- 2.Bg2#
- 1...a4!
- 1...axb4
- 1.Qxa5?
- threat
- 2.Qa8#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...g4
- 2.Bg2#
- 1...bxa5!
- threat
- 1.bxa5?
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...g4
- 2.Bg2#
- 1...bxa5!
- 1...Qg4
- 1.d5?
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...g4
- 2.Bg2#
- 1...axb4!
- 1...Qg4
- 1.Qa1?
- Keys
- 1.Qa3!
- 1...axb4
- 2.Qa8#
- 1...Qg4
- 2.Bxg4#
- 1...Qg6
- 2.Bg4#
- 1...Qf7
- 2.Bg4#
- 1...Qe8
- 2.Bg4#
- 1...Qh6
- 2.Bg4#
- 1...Qh7
- 2.Bg4#
- 1...Qh8
- 2.Bg4#
- 1...a4
- 2.bxa4#
- 1...g4
- 2.Bg2#
- 1...axb4
- 1.Qa3!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(e);OGATE,XP(G)::QAB(F)
- P(f);SBLOCK::B(E)
- Tries
- Try
- Q(F);
- Vars
- P(e);OGATE,XP(G)::QAB(F)
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(f);SBLOCK::B(E)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- P(e);OGATE,XP(G)::QAB(F)
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(f);SBLOCK::B(E)
- Refutation
- P(e);
- Try
- Q(F);XP(e)
- Threat
- QAB(F)
- Vars
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(f);SBLOCK::B(E)
- Refutation
- P(h);XQ(F)
- Try
- P(G);XP(e)
- Vars
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(f);SBLOCK::B(E)
- Refutation
- P(h);XP(G)
- Try
- P(H);
- Vars
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(f);SBLOCK::B(E)
- Refutation
- P(e);XP(G)
- Try
- Actual
- Q(F);
- Vars
- P(e);OGATE,XP(G)::QAB(F)
- Q(g);N_GUARD::B(E),XQ(g)
- Q(g);N_GUARD,P_PINR(K)::B(E)
- Q(g);N_GUARD::B(E)
- P(e);OGATE::QAR(F)+P(D),XP(e)
- P(f);SBLOCK::B(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).