i want to distinct END var, and i've tried GROUP BY
PATHS START ?start = :公司法 END ?end {
[] :clientRenderBlock ?end .
?end a owl:Class .
} VIA {
{ ?start ?path ?end }
UNION {
?end ?path ?start
FILTER (?start NOT IN(owl:Class, owl:NamedIndividual))
}
} GROUP BY ?end
and the query failed with "invalid JSON response body"