Question: Billy Gibson was the boxing promoter to which boxer born on May 25, 1897 ?
Sentence (from "Billy Gibson (boxing)"): William J. Gibson (1876–1947) was a boxing promoter and manager for Benny Leonard (a former Lightweight champion), Gene Tunney (a former Heavyweight champion), Paulino Uzcudun, and featherweight Louis Kaplan.
Relevant evidence: Yes