Read the text and determine if the sentence is true:

John Zdechlik ("Zuh-DEK-lik") (born 2 May 1937) is an American composer, music teacher, and conductor. Zdechlik has been elected to the American Bandmasters Association and many of his compositions have become standard concert band repertoire, including Chorale and Shaker Dance and Psalm 46.

Sentence: John Zdechlik wrote many songs.
It's impossible to say