Question: Carroll Nathaniel Jones III, was an artist in the style of American realism, The Coe-Kerr Gallery of NYC and which company represented him, as well as Frederick R. Koch, an American collector and philanthropist, the eldest of the four sons born to American industrialist Fred Chase Koch?
Sentence (from "Koch family foundations"): The most prominent of these are the Charles Koch Foundation and the David H. Koch Charitable Foundation, created by Charles Koch and David Koch, two sons of Fred C. Koch who own the majority of Koch Industries, an oil, gas, paper, and chemical conglomerate which is the US's second-largest privately held company.
Relevant evidence: No