A set of SPARQL examples that are used in different SIB resources
Check there are no entries with a variant, responsible for a disease, that do not have the keyword KW-0225 (Disease mutation)
PREFIX : <http://nextprot.org/rdf/>
PREFIX cv: <http://nextprot.org/rdf/terminology/>
select distinct ?entry where {
?entry :isoform /:variant /:disease ?dis.
filter not exists {?entry :isoform /:keyword /:term cv:KW-0225.}
}