Question: Mention the electoral area and duration reigned by Arthur Henderson while serving as the Member of the 29th Parliament of the United Kingdom.
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q208665 p:P39 ?s . ?s ps:P39 wd:Q41582579 . ?s pq:P2715 ?value1 . ?s pq:P1534 ?value2 }