SPARQL query to find P31 class for gallery item and equivalent AAT and Nom concepts

work_to_equivalent_classes.rq

SELECT DISTINCT ?work ?workLabel ?class ?classLabel ?otherConcepts ?prefLabel ?nomLabel
WHERE {
#bind(wd:Q102962863 as ?work)
bind(wd:Q104031914 as ?work)
?work rdfs:label ?workLabel.
?work wdt:P31 ?class.
?class rdfs:label ?classLabel.
?class skos:exactMatch ?otherConcepts.

optional {
?otherConcepts skosxl:prefLabel ?labelObject.
?labelObject skosxl:literalForm ?prefLabel.
filter(lang(?prefLabel)="en")
}

optional {
?otherConcepts skos:prefLabel ?nomLabel.
}
}