MESON Chess Problem Database
Problem Display
PID: 219841 (6B1/8/8/Q6N/3pk3/8/8/3N3K w - - 0 1)
Limbach, Saturnin
Land og Folk, 1969
#2
5 + 2
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...d3
- 2.Qd5#
- 1...d3
- Tries
- 1.Kg2?
- threat
- 2.Bh7#
- 1...d3
- 2.Qd5#
- 1...Kd3!
- threat
- 1.Qd2?
- 1...Kf3
- 2.Qg2#
- 1...Ke5
- 2.Qf4#
- 1...d3
- 2.Qf4#
- 1...Kf5!
- 1...Kf3
- 1.Qa2?
- 1...Kd3
- 2.Bh7#
- 1...Kf3
- 2.Qg2#
- 1...Ke5
- 2.Qd5#
- 2.Qe6#
- 1...d3
- 2.Qd5#
- 1...Kf5!
- 1...Kd3
- 1.Qb5?
- 1...d3
- 2.Qd5#
- 1...Kf3!
- 1...d3
- 1.Qg5?
- 1...Kf3
- 2.Qg2#
- 1...d3
- 2.Qf4#
- 2.Qd5#
- 1...Kd3!
- 1...Kf3
- 1.Kg2?
- Keys
- 1.Bc4!
- threat
- 2.Qd5#
- 1...Kf3
- 2.Qf5#
- threat
- 1.Bc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- P(a);::QAB1(C)
- Tries
- Try
- K(B);S_FLIGHT
- Threat
- B(E)
- Vars
- P(a);::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- K(b);S_FLIGHT::QAB1(C)
- K(b);P-FLIGHT::QAB1(C)
- P(a);SBLOCK::QAR1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- K(b);S_FLIGHT::B(E)
- K(b);S_FLIGHT::QAB1(C)
- P(a);::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- P(a);::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- K(b);S_FLIGHT::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- B(E);
- Threat
- QAB1(C)
- Vars
- K(b);S_FLIGHT::QAR2(C)
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).