Task: Explanation
Input (English): Paul Frederic Simon (born October 13, 1941) is an American musician, singer-songwriter and actor. Simon's musical career has spanned seven decades, with his fame and commercial success beginning as half of the duo Simon & Garfunkel, which was formed in 1964 with Art Garfunkel. Simon was responsible for writing nearly all of the pair's songs, including three that reached No. 1 on the U.S. singles charts: "The Sound of Silence", "Mrs. Robinson", and "Bridge over Troubled Water". Question: Q: Who as collaborated musically with both Leo Abrahams and Art Garfunkel? Answer: Paul Simon
Output (English):  Simons musical career has spanned seven decades, with his fame and commercial success beginning as half of the duo Simon  Garfunkel, which was formed in 1964 with Art Garfunkel.