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: "who wrote the words to the song mary did you know?" whose answer is Mark Lowry.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who wrote the words to the song Mary Did You Know
Useful Output:

Doc 1: The song's lyrics were written by Mark Lowry in 1984 and the music was composed by gospel artist Buddy Greene in 1991.
Doc 2: Q: Who wrote the lyrics for “Mary, Did You Know?” A: Mark Lowry wrote the lyrics to this song. Q: Who wrote the classic Christmas tune “Mary,
Doc 3: In 1984, Lowry wrote the lyrics to this song, when asked to write a script for a church Christmas play. He wrote a series of questions that he
Doc 4: In 1991 he gave the words to a gospel music songwriter, Buddy Greene  Look it up if u don't know it. Reply. Post Author. Ann H Gabhart.
Doc 5: With lyrics by Mark Lowry in 1984, and music by Buddy Greene in 1991, “Mary Did You Know?” is a contemporary song that has become a classic.