MESON Chess Problem Database
Problem Display
PID: 262773 (8/8/5b2/2Q5/5k2/3P1N1K/6P1/8 w - - 0 1)
Jada, Faud Emile
Szachy, 1978
#2
5 + 2
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Qg5#
- 1...Bb2
- 2.Qg5#
- 1...Bc3
- 2.Qg5#
- 1...Bd4
- 2.Qg5#
- 1...Bh4
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Qe5#
- 2.Qxg5#
- 1...Be7
- 2.Qe5#
- 1...Bg7
- 2.Qg5#
- 1...Bd8
- 2.Qe5#
- 1...Bh8
- 2.Qg5#
- 1...Ba1
- Tries
- 1.Qe3+?
- 1...Kf5
- 2.Qe4#
- 1...Kxe3!
- 1...Kf5
- 1.Qb4+?
- 1...Ke3
- 2.Qd2#
- 1...Kf5
- 2.Qe4#
- 2.Qg4#
- 1...Bd4!
- 1...Ke3
- 1.Qd4+?
- 1...Kf5
- 2.Qe4#
- 2.Qg4#
- 1...Bxd4!
- 1...Kf5
- 1.Qe7?
- threat
- 2.Qe4#
- 1...Kf5
- 2.Qe4#
- 1...Be5
- 2.Qg5#
- 2.Qxe5#
- 1...Bxe7!
- threat
- 1.Qb5?
- 1...Be5
- 2.Qxe5#
- 1...Ba1
- 2.Qg5#
- 1...Bb2
- 2.Qg5#
- 1...Bc3
- 2.Qg5#
- 1...Bd4
- 2.Qg5#
- 1...Bh4
- 2.Qe5#
- 1...Bg5
- 2.Qe5#
- 2.Qxg5#
- 1...Be7
- 2.Qe5#
- 1...Bg7
- 2.Qg5#
- 1...Bd8
- 2.Qe5#
- 1...Bh8
- 2.Qg5#
- 1...Ke3!
- 1...Be5
- 1.Qh5?
- 1...Bg5
- 2.Qxg5#
- 1...Ba1
- 2.Qg5#
- 1...Bb2
- 2.Qg5#
- 1...Bc3
- 2.Qg5#
- 1...Bd4
- 2.Qg5#
- 1...Bh4
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 2.Qg5#
- 1...Be7
- 2.Qe5#
- 1...Bg7
- 2.Qg5#
- 1...Bd8
- 2.Qe5#
- 1...Bh8
- 2.Qg5#
- 1...Ke3!
- 1...Bg5
- 1.Qc6?
- threat
- 2.Qe4#
- 1...Kf5
- 2.Qe4#
- 1...Ke3!
- threat
- 1.Qe3+?
- Keys
- 1.Qa5!
- 1...Ke3
- 2.Qd2#
- 1...Be5
- 2.Qxe5#
- 1...Ba1
- 2.Qg5#
- 1...Bb2
- 2.Qg5#
- 1...Bc3
- 2.Qg5#
- 1...Bd4
- 2.Qg5#
- 1...Bh4
- 2.Qe5#
- 1...Bg5
- 2.Qe5#
- 2.Qxg5#
- 1...Be7
- 2.Qe5#
- 1...Bg7
- 2.Qg5#
- 1...Bd8
- 2.Qe5#
- 1...Bh8
- 2.Qg5#
- 1...Ke3
- 1.Qa5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(b);N_GUARD::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- Tries
- Try
- Q(E);CHECK
- Vars
- K(a);P-FLIGHT::QAB1(E)
- Refutation
- K(a);S_FLIGHT,XQ(E)
- Try
- Q(E);CHECK
- Vars
- K(a);N_GUARD,S_FLIGHT::QAB1(E)
- Refutation
- B(b);P_SPINB(b)
- Try
- Q(E);CHECK
- Refutation
- B(b);XQ(E)
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- K(a);P-FLIGHT::QAB1(E)
- Refutation
- B(b);XQ(E)
- Try
- Q(E);
- Vars
- B(b);N_GUARD::QAB1(E),XB(b)
- B(b);N_GUARD::QAB1(E)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(E);
- Vars
- B(b);N_GUARD::QAB1(E),XB(b)
- B(b);N_GUARD::QAB1(E)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- K(a);P-FLIGHT::QAB1(E)
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- Q(E);
- Vars
- K(a);N_GUARD,S_FLIGHT::QAB1(E)
- B(b);N_GUARD::QAB1(E),XB(b)
- B(b);N_GUARD::QAB1(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).