Question: What was the middle name of the player who broke Babe Ruth's 34-year-old single-season record for home runs?
Sentence (from "M&amp;M Boys"): They gained prominence during the 1961 season, when Maris and Mantle, batting third and cleanup (fourth) in the Yankee lineup respectively, both challenged Babe Ruth's 34-year-old single-season record of 60 home runs.
Relevant evidence: Yes