MESON Chess Problem Database
Problem Display
PID: 99238 (6n1/3KpN1R/4Bk2/4p2P/1Q1b4/2p1p3/2P1P3/8 w - - 0 1)
Korponai, Jozsef
Magyar Sakkelet, 1952
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bc5
- 2.Qh4#
- 1...Bb6
- 2.Qh4#
- 1...Ba7
- 2.Qh4#
- 1...Sh6
- 2.Qxe7#
- 1...e4
- 2.Qxd4#
- 1...Bc5
- Tries
- 1.Qc5?
- 1...Sh6
- 2.Qxe7#
- 1...e4
- 2.Qxd4#
- 2.Qf5#
- 2.Qg5#
- 1...Bxc5!
- 1...Sh6
- 1.Qd6?
- 1...Bc5
- 2.Qxe5#
- 1...Bb6
- 2.Qxe5#
- 1...Ba7
- 2.Qxe5#
- 1...Sh6
- 2.Qxe7#
- 1...e4
- 2.Qf4#
- 2.Qxd4#
- 1...exd6!
- 1...Bc5
- 1.Qa4?
- 1...Bc5
- 2.Qh4#
- 1...Bb6
- 2.Qh4#
- 1...Ba7
- 2.Qh4#
- 1...e4
- 2.Qxd4#
- 1...Sh6!
- 1...Bc5
- 1.Qc4?
- 1...Bc5
- 2.Qh4#
- 1...Bb6
- 2.Qh4#
- 1...Ba7
- 2.Qh4#
- 1...e4
- 2.Qxd4#
- 1...Sh6!
- 1...Bc5
- 1.Qc5?
- Keys
- 1.Qb8!
- 1...Bc5
- 2.Qxe5#
- 1...Bb6
- 2.Qxe5#
- 1...Ba7
- 2.Qxe5#
- 1...Sh6
- 2.Qh8#
- 1...e4
- 2.Qf4#
- 1...Bc5
- 1.Qb8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(c);OGATE::QAB(C)
- S(g);N_GUARD::QAB1(C),XP(f)
- P(d);OGATEB::QAB(C),XB(c)
- Tries
- Try
- Q(C);
- Vars
- S(g);N_GUARD::QAB1(C),XP(f)
- Refutation
- B(c);XQ(C)
- Try
- Q(C);
- Vars
- B(c);N_GUARD::QAB1(C),XP(d)
- S(g);N_GUARD::QAB1(C),XP(f)
- Refutation
- P(f);XQ(C)
- Try
- Q(C);
- Vars
- B(c);OGATE::QAB(C)
- P(d);OGATEB::QAB(C),XB(c)
- Refutation
- S(g);
- Try
- Q(C);
- Vars
- B(c);OGATE::QAB(C)
- P(d);OGATEB::QAB(C),XB(c)
- Refutation
- S(g);
- Try
- Actual
- Q(C);
- Vars
- B(c);N_GUARD::QAB1(C),XP(d)
- S(g);OGATE::QAB(C)
- P(d);OGATE::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).