MESON Chess Problem Database
Problem Display
PID: 262780 (b7/5K2/p1k5/Q1N5/5B2/8/8/8 w - - 0 1)
Milewski, Stefan
Szachy, 1990
#2
4 + 3
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Tries
- 1.Sb3?
- 1...Kb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bb7!
- 1...Kb7
- 1.Sd3?
- 1...Kb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bb7!
- 1...Kb7
- 1.Sa4?
- 1...Kb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bb7!
- 1...Kb7
- 1.Se4?
- 1...Kb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bb7!
- 1...Kb7
- 1.Sxa6?
- 1...Kd7
- 2.Qc7#
- 1...Bb7
- 2.Sb8#
- 1...Kb7!
- 1...Kd7
- 1.Se6?
- 1...Kb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bb7!
- 1...Kb7
- 1.Sb7?
- 1...Kxb7
- 2.Qc7#
- 1...Kd7
- 2.Qc7#
- 1...Bxb7!
- 1...Kxb7
- 1.Sb3?
- Keys
- 1.Sd7!
- 1...Kb7
- 2.Qc7#
- 1...Kxd7
- 2.Qc7#
- 1...Bb7
- 2.Sb8#
- 1...Kb7
- 1.Sd7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);
- Try
- S(C);XP(a)
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- B(c);SBLOCK::S(C)
- Refutation
- K(b);S_FLIGHT
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);
- Try
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT,XS(C)::QAR1(B)
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- Refutation
- B(c);XS(C)
- Try
- Actual
- S(C);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR1(B)
- K(b);N_GUARD,S_FLIGHT,XS(C)::QAR1(B)
- B(c);SBLOCK::S(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).