Question: Which is the end and start time of Radomir Putnik in the position of Chief of the General Staff?
SPARQL (Wikidata): SELECT ?value1 ?value2 WHERE { wd:Q313133 p:P39 ?s . ?s ps:P39 wd:Q5097064 . ?s pq:P582 ?value1 . ?s pq:P580 ?value2 }