MESON Chess Problem Database
Problem Display
PID: 242612 (3Q4/7b/6p1/K2p4/2pN2R1/3kp3/8/4B3 w - - 0 1)
Casa, Alex
Problem-Forum, 1994
#2
5 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Qg5?
- 1...Bg8
- 2.Qxg6#
- 1...e2
- 2.Qd2#
- 1...c3!
- 1...Bg8
- 1.Qb6?
- threat
- 2.Qb1#
- 1...c3
- 2.Qb5#
- 2.Qa6#
- 1...e2!
- threat
- 1.Qf6?
- 1...e2
- 2.Qf3#
- 1...c3
- 2.Qa6#
- 1...Bg8
- 2.Qxg6#
- 1...g5!
- 1...e2
- 1.Qc7?
- 1...e2
- 2.Qg3#
- 1...c3
- 2.Qxc3#
- 1...g5
- 2.Qxh7#
- 1...Bg8!
- 1...e2
- 1.Qxd5?
- threat
- 2.Qe4#
- 1...c3
- 2.Qb5#
- 1...g5!
- threat
- 1.Qd6?
- 1...e2
- 2.Qg3#
- 1...c3
- 2.Qa6#
- 1...Bg8
- 2.Qxg6#
- 1...g5!
- 1...e2
- 1.Qe8?
- 1...c3
- 2.Qb5#
- 1...Bg8
- 2.Qxg6#
- 1...e2
- 2.Qxe2#
- 1...g5!
- 1...c3
- 1.Qg5?
- Keys
- 1.Qb8!
- threat
- 2.Qb1#
- 1...e2
- 2.Qg3#
- 1...c3
- 2.Qb5#
- threat
- 1.Qb8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(E);
- Vars
- B(f);N_GUARD::QAB(E),XP(e)
- P(b);OGATE::QAR1(E)
- Refutation
- P(c);
- Try
- Q(E);
- Threat
- QAB(E)
- Refutation
- P(b);
- Try
- Q(E);
- Vars
- P(b);OGATEB::QAR2(E)
- P(c);OGATEB::QAB(E)
- B(f);N_GUARD::QAB(E),XP(e)
- Refutation
- P(e);
- Try
- Q(E);
- Vars
- P(b);OGATEB::QAR(E)
- P(c);OGATE::QAR1(E),XP(c)
- P(e);OGATEB::QAB(E),XB(f)
- Refutation
- B(f);
- Try
- Q(E);XP(d)
- Threat
- QAB1(E)
- Vars
- P(c);OGATEB::QAB(E)
- Refutation
- P(e);
- Try
- Q(E);
- Vars
- P(b);OGATEB::QAR(E)
- P(c);OGATEB::QAB(E)
- B(f);N_GUARD::QAB(E),XP(e)
- Refutation
- P(e);
- Try
- Q(E);
- Vars
- P(c);OGATEB::QAB(E)
- B(f);N_GUARD::QAB(E),XP(e)
- P(b);OGATE::QAB1(E),XP(b)
- Refutation
- P(e);
- Try
- Actual
- Q(E);
- Threat
- QAB(E)
- Vars
- P(b);OGATEB::QAR(E)
- P(c);OGATEB::QAB(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).