Task: Explanation
Input (English): Michael Sylvester "Sly" Gardenzio Stallone ( ; ] ; born July 6, 1946) is an American actor and filmmaker. He is well known for his Hollywood action roles, including boxer Rocky Balboa, the title character of the "Rocky" series' seven films from 1976 to 2015; soldier John Rambo from the four "Rambo" films, released between 1982 and 2008; and Barney Ross in the three "The Expendables" films from 2010 to 2014. He wrote or co-wrote most of the 14 films in all three franchises, and directed many of the films. Question: What is the difference between Joss Whedon and Sylvester Stallone as directors?  Answer: television series
Output (English):  He wrote or cowrote most of the 14 films in all three franchises, and directed many of the films.