MESON Chess Problem Database
Problem Display
PID: 261449 (5K2/1B1p4/4k3/6P1/5Qn1/8/8/8 w - - 0 1)
Somma, Francesco
L'Alfiere di Re, 1926
#2
4 + 3
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Sf2
- 2.Qf6#
- 1...Sh2
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Se5
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sh6
- 2.Qf6#
- 1...d5
- 2.Bc8#
- 1...Sf2
- Tries
- 1.Ke8?
- 1...Sf6+
- 2.Qxf6#
- 1...Se5
- 2.Qf6#
- 1...Sf2
- 2.Qf6#
- 1...Sh2
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sh6
- 2.Qf6#
- 1...d5
- 2.Bc8#
- 1...d6!
- 1...Sf6+
- 1.Bf3?
- 1...Se5
- 2.Qf6#
- 1...d5
- 2.Bxg4#
- 1...Sf2
- 2.Qf6#
- 1...Sh2
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sh6
- 2.Qf6#
- 1...d6!
- 1...Se5
- 1.Ke8?
- Keys
- 1.Be4!
- 1...Se5
- 2.Qf6#
- 1...d5
- 2.Bf5#
- 1...d6
- 2.Qf5#
- 1...Sf2
- 2.Qf6#
- 1...Sh2
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sh6
- 2.Qf6#
- 1...Se5
- 1.Be4!
This is a version
Version by Udo Degener, Albrecht Collection.
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR1(A),XS(a)
- P(c);OGATEB,SBLOCK::B(C)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::QAR1(A),XS(a)
- S(a);N_GUARD::QAR1(A)
- P(c);OGATEB,SBLOCK::B(C)
- Refutation
- P(c);
- Try
- B(C);
- Vars
- S(a);N_GUARD::QAR1(A)
- P(c);SBLOCK::B(C),XS(a)
- S(a);N_GUARD::QAR1(A),XS(a)
- Refutation
- P(c);
- Try
- Actual
- B(C);
- Vars
- S(a);N_GUARD::QAR1(A)
- P(c);SBLOCK::B(C)
- P(c);SBLOCK::QAB1(A)
- S(a);N_GUARD::QAR1(A),XS(a)
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).