Question: Unser Mund sei voll Lachens is a church cantata by a composer born in what year?
Sentence (from "Unser Mund sei voll Lachens, BWV 110"): Unser Mund sei voll Lachens (May our mouth be full of laughter), BWV 110 , is a church cantata by Johann Sebastian Bach.
Relevant evidence: Yes