You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Rainbow Connection was written by the composer of what nationality?" whose answer is American.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Who composed Rainbow Connection?
Useful Output:

Doc 1: It was co-written by Paul Williams and Kenneth Ascher, setting the tone for adventure in that movie. Kermit and friends go seeking whatever
Doc 2: Released in 1979, “Rainbow Connection” was composed by Paul Williams and Kenneth Ascher as the opening song for The Muppet Movie.
Doc 3: Paul Williams and Kenny Ascher were hired by Jim Henson to write the songs for The Muppet Movie. They started with Kermit's opening number.
Doc 4: A Frog, a Banjo, and an Indelible Message: Making “The Rainbow Connection” Oscar winner Paul Williams on writing Kermit the Frog's signature
Doc 5: It all started in 1978 when Jim Henson was searching for a composer to write the music to The Muppet Movie. Since being a good friend of Jim's