Question: George Francis trained world champion Ugandan former professional boxer who competed from 1980 to 1991, and 1996 to 1999 and held the WBC super-welterweight title during what time period?
Sentence (from "George Francis (trainer)"): George Francis ("c." 1929–2002) was a British boxing athletic trainer who trained world champion boxers such as Frank Bruno, John Conteh, John Mugabi, and Cornelius Boza Edwards.
Relevant evidence: Yes