Question: Who was the former chairman of a Venezuela-owned American refiner?
Sentence (from "The W. Alton Jones Cell Science Center"): The Center was established by a gift of 34 acre of land and $3 million to the Tissue Culture Association from the W. Alton Jones Foundation through efforts of Nettie Marie Jones, widow of W. Alton Jones who was former chairman of the Board of Cities Service Company (see Citgo).
Relevant evidence: Yes