Question: The benefit concert "New York Steel" held by this American former professional baseball catcher who played 16 seasons who had how many home runs?
Sentence (from "Mike Piazza"): A 12-time All-Star and 10-time Silver Slugger Award winner at catcher, Piazza produced strong offensive numbers at his position; in his career, he recorded 427 home runs—a record 396 of which were hit as catcher—along with a .308 batting average and 1,335 runs batted in (RBIs).
Relevant evidence: Yes