query: SELECT ?item ?itemLabel ?theme ?themeLabel WHERE {
    ?item wdt:P31 wd:Q3305213 .
    ?item wdt:P144 ?theme .
    ?theme wdt:P31 wd:Q1406161 .
    ?theme wdt:P4969 ?item .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
    }