Question: From 1983 to 1995 C. Stephen Lynn was the CEO of a restaurant chain based in what city?
Sentence (from "Sonic Drive-In"): In 2011, it was ranked 10th in "QSR Magazine"'s rankings of the top 50 quick-service and fast-casual restaurant brands in the nation (moving the 13th for 2015 and 2016).
Relevant evidence: No