Question: According to the 2010 census, what was the population of the village where Francis T. Purcell served as a Village Trustee/Mayor?
Sentence (from "Francis T. Purcell"): He served as a Village Trustee/Mayor of the Village of Malverne, a member of the New York State Assembly, Supervisor of the Town of Hempstead and Presiding Supervisor of the Town of Hempstead, before becoming County Executive in 1978.
Relevant evidence: Yes