MESON Chess Problem Database
Problem Display
PID: 115002 (8/2K5/8/8/bpkPp3/1N4R1/1B3QRn/8 w - - 0 1)
Bakcsi, Gyorgy
Canadian Chess Chat, 1980
#2
7 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kb5
- 2.Qe2#
- 1...Kd5
- 2.Qf7#
- 1...Bb5
- 2.Qf7#
- 1...Kb5
- Tries
- 1.Sd2+?
- 1...Kd5
- 2.Qf5#
- 2.Qf7#
- 1...Kb5!
- 1...Kd5
- 1.Sa5+?
- 1...Kd5
- 2.Qf5#
- 2.Qf7#
- 1...Kb5!
- 1...Kd5
- 1.Rc3+?
- 1...Kb5
- 2.Qe2#
- 1...Kd5
- 2.Qf5#
- 2.Qf7#
- 1...bxc3!
- 1...Kb5
- 1.Qf1+?
- 1...Kd5
- 2.Qf7#
- 1...Sxf1!
- 1...Kd5
- 1.Qc2+?
- 1...Kb5
- 2.Qe2#
- 2.Qc6#
- 1...Kd5!
- 1...Kb5
- 1.Qf5?
- threat
- 2.Sd2#
- 2.Sa5#
- 2.Rc2#
- 2.Qc5#
- 1...Bxb3
- 2.Qc5#
- 1...e3
- 2.Sa5#
- 1...Sf1
- 2.Sa5#
- 2.Rc2#
- 2.Qc5#
- 1...Sf3!
- threat
- 1.Sd2+?
- Keys
- 1.Rg5!
- threat
- 2.Qc2#
- 1...Kxb3
- 2.Qf7#
- 1...Kd3
- 2.Qe2#
- 1...Bxb3
- 2.Qe2#
- threat
- 1.Rg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- K(d);S_FLIGHT::QAB(B)
- B(b);SBLOCK::QAB(B)
- Tries
- Try
- S(D);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- S(D);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- R(E);CHECK
- Vars
- K(d);S_FLIGHT::QAB(B)
- Refutation
- P(c);XR(E)
- Try
- Q(B);CHECK
- Vars
- K(d);S_FLIGHT::QAB(B)
- Refutation
- S(a);XQ(B)
- Try
- Q(B);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- Q(B);
- Threat
- DUALS(4)
- Vars
- B(b);XS(D)::QAR1(B)
- P(e);::S(D)
- Refutation
- S(a);
- Try
- Actual
- R(E);
- Threat
- QAR2(B)
- Vars
- K(d);S_FLIGHT,XS(D)::QAB(B)
- K(d);S_FLIGHT::QAB1(B)
- B(b);SBLOCK,XS(D)::QAB(B)
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).