MESON Chess Problem Database
Problem Display
PID: 231526 (8/3N1Q2/3k1K2/1P1N4/3n4/8/8/8 w - - 0 1)
Kovacs, Norbert
Magyar Sakkvilag, 1927
#2
5 + 2
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Qe6#
- 1...Se2
- 2.Qe6#
- 1...Sb3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sxb5
- 2.Qe6#
- 1...Sf5
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sc2
- Tries
- 1.Qe8?
- 1...Sxb5
- 2.Qe6#
- 1...Sc2
- 2.Qe6#
- 1...Se2
- 2.Qe6#
- 1...Sb3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sf5
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Kxd5!
- 1...Sxb5
- 1.Qg8?
- 1...Sxb5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sc2
- 2.Qe6#
- 1...Se2
- 2.Qe6#
- 1...Sb3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sf5
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Kxd7!
- 1...Sxb5
- 1.b6?
- 1...Se6
- 2.Qxe6#
- 1...Sc2
- 2.Qe6#
- 1...Se2
- 2.Qe6#
- 1...Sb3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sb5
- 2.Qe6#
- 1...Sf5
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Kc6!
- 1...Se6
- 1.Qe8?
- Keys
- 1.Qe7+!
- 1...Kxd5
- 2.Sb6#
- 1...Kxd5
- 1.Qe7+!
FEATURES
- Static
- TYPE = CHECKING_KEY
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- S(a);N_GUARD::QAR1(E)
- S(a);N_GUARD,XP(A)::QAR1(E)
- S(a);N_GUARD::QAR1(E),XS(a)
- Tries
- Try
- Q(E);
- Vars
- S(a);N_GUARD,XP(A)::QAR1(E)
- S(a);N_GUARD::QAR1(E)
- S(a);N_GUARD::QAR1(E),XS(a)
- Refutation
- K(b);P-FLIGHT,XS(B)
- Try
- Q(E);
- Vars
- S(a);N_GUARD,XP(A)::QAR1(E)
- S(a);N_GUARD::QAR1(E),XS(a)
- S(a);N_GUARD::QAR1(E)
- Refutation
- K(b);P-FLIGHT,XS(D)
- Try
- P(A);
- Vars
- S(a);N_GUARD::QAR1(E),XS(a)
- S(a);N_GUARD::QAR1(E)
- S(a);N_GUARD,SBLOCK::QAR1(E)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- Q(E);CHECK
- Vars
- K(b);P-FLIGHT,XS(B)::S(D)
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).