MESON Chess Problem Database
Problem Display
PID: 99675 (2B5/8/1N4nK/1R6/Q2Npk2/8/3n1P2/8 w - - 0 1)
Fleck, Ferenc
Budapesti Sakkszovetseg, 1969
#2
7 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sf3
- 2.Se2#
- 1...Se5
- 2.Sd5#
- 1...Sf3
- Tries
- 1.Qb3?
- threat
- 2.Se2#
- 2.Qf7#
- 2.Qe3#
- 2.Qg3#
- 1...e3
- 2.Qxe3#
- 1...Sf1
- 2.Se2#
- 2.Qf7#
- 1...Sf3
- 2.Se2#
- 2.Qf7#
- 2.Qe3#
- 1...Sc4
- 2.Se2#
- 2.Qg3#
- 1...Sh4
- 2.Se2#
- 2.Qe3#
- 2.Qg3#
- 1...Se5
- 2.Se2#
- 2.Sd5#
- 2.Qe3#
- 2.Qg3#
- 1...Se7
- 2.Se2#
- 2.Qe3#
- 2.Qg3#
- 1...Sh8
- 2.Se2#
- 2.Qe3#
- 2.Qg3#
- 1...Sxb3!
- threat
- 1.Qa3?
- threat
- 2.Se2#
- 2.Qe3#
- 2.Qg3#
- 1...e3
- 2.Qxe3#
- 1...Sf1
- 2.Se2#
- 1...Sf3
- 2.Se2#
- 2.Qe3#
- 1...Sc4
- 2.Se2#
- 2.Qg3#
- 1...Sb3!
- threat
- 1.Qa7?
- threat
- 2.Qf7#
- 1...Sh4
- 2.Qb8#
- 2.Qc7#
- 1...Se5
- 2.Sd5#
- 1...Se7
- 2.Qb8#
- 2.Qc7#
- 1...Sh8
- 2.Qb8#
- 2.Qc7#
- 1...e3!
- threat
- 1.Qb3?
- Keys
- 1.Qd1!
- threat
- 2.Se6#
- 2.Rf5#
- 2.Qg4#
- 1...e3
- 2.Qg4#
- 1...Sf3
- 2.Se2#
- 1...Sh4
- 2.Se6#
- 2.Qg4#
- 1...Se5
- 2.Sd5#
- 1...Se7
- 2.Se6#
- 2.Qg4#
- 1...Sf8
- 2.Rf5#
- 2.Qg4#
- threat
- 1.Qd1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);SBLOCK::S(C)
- S(d);SBLOCK::S(E)
- Tries
- Try
- Q(B);
- Threat
- DUALS(4)
- Vars
- P(b);::QAB1(B),XP(b)
- Refutation
- S(a);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- P(b);::QAB1(B),XP(b)
- S(a);::S(C)
- Refutation
- S(a);
- Try
- Q(B);
- Threat
- QAR(B)
- Vars
- S(d);SBLOCK::S(E)
- Refutation
- P(b);
- Try
- Actual
- Q(B);
- Threat
- DUALS(3)
- Vars
- P(b);::QAR1(B)
- S(a);SBLOCK::S(C)
- S(d);SBLOCK::S(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).