MESON Chess Problem Database
Problem Display
PID: 196800 (8/8/pQ1p4/p2Pp3/Pp1pN3/5Kp1/2P1B1P1/4k3 w - - 0 1)
Grimshaw, Percy
British Chess Magazine, 1919
#2
8 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...b3
- 2.Qxa5#
- 1...d3
- 2.Qg1#
- 1...b3
- Tries
- 1.Qc5?
- 1...b3
- 2.Qxa5#
- 1...d3
- 2.Qg1#
- 1...dxc5!
- 1...b3
- 1.Qa7?
- 1...d3
- 2.Qg1#
- 1...b3!
- 1...d3
- 1.Qc7?
- 1...b3
- 2.Qxa5#
- 1...d3!
- 1...b3
- 1.Qd8?
- 1...b3
- 2.Qxa5#
- 1...d3!
- 1...b3
- 1.Qxa6?
- 1...b3
- 2.Qxa5#
- 1...d3!
- 1...b3
- 1.c3?
- 1...bxc3
- 2.Qb1#
- 1...dxc3
- 2.Qg1#
- 1...d3
- 2.Qg1#
- 1...b3!
- 1...bxc3
- 1.Qc5?
- Keys
- 1.c4!
- 1...bxc4 ep
- 2.Qb1#
- 1...dxc4 ep
- 2.Qg1#
- 1...b3
- 2.Qxa5#
- 1...d3
- 2.Qg1#
- 1...bxc4 ep
- 1.c4!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(c);OGATEB::QAB(H),XP(e)
- P(d);OGATE::QAR2(H)
- Tries
- Try
- Q(H);
- Vars
- P(c);OGATEB::QAB(H),XP(e)
- P(d);OGATE::QAR2(H)
- Refutation
- P(h);XQ(H)
- Try
- Q(H);
- Vars
- P(d);OGATE::QAR2(H)
- Refutation
- P(c);
- Try
- Q(H);
- Vars
- P(c);OGATEB::QAB(H),XP(e)
- Refutation
- P(d);
- Try
- Q(H);
- Vars
- P(c);OGATEB::QAB(H),XP(e)
- Refutation
- P(d);
- Try
- Q(H);XP(g)
- Vars
- P(c);OGATEB::QAB(H),XP(e)
- Refutation
- P(d);
- Try
- P(A);
- Vars
- P(c);OGATE,XP(A)::QAR(H)
- P(d);OGATE,XP(A)::QAR2(H)
- P(d);OGATE::QAR2(H)
- Refutation
- P(c);
- Try
- Actual
- P(A);
- Vars
- P(c);EP,OGATE,XP(A)::QAR(H)
- P(d);EP,OGATE,XP(A)::QAR2(H)
- P(c);OGATEB::QAB(H),XP(e)
- P(d);OGATE::QAR2(H)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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