Question: What is the acreage of the work location of Christian Wihelm Braune?
Paraphrase: What is the real esatate of the work area of Christian Wihelm Braune?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q100828 wdt:P937 ?X . ?X wdt:P2046 ?answer}
Answer: 297.8