Question: What was the nickname of the current Italian football manager who played for A.C. Milan with Stefano Nava?
Sentence (from "Giovanni Trapattoni"): Giovanni Trapattoni (] ; born 17 March 1939), sometimes popularly known as "Trap" or "Il Trap", is an Italian football manager and former footballer, considered the most successful club coach in the history of Serie A.
Relevant evidence: No