Question: When was Ted Stevens hired and fired from the United States Department of the Interior?
Paraphrase: On what date did Ted Stevens begin service with the US Department of Interior, and when did he leave that position?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q50599 p:P108 ?s . ?s ps:P108 wd:Q608427 . ?s pq:P582 ?value1 . ?s pq:P580 ?value2 }