A cantata is a vocal composition that typically includes soloists, a chorus, and instrumental accompaniment. It often tells a story or conveys a specific theme, making it a popular form in both religious and secular music. Cantatas can vary in length and complexity, with some lasting only a few minutes while others may extend to over an hour. Historically, cantatas were prominent during the Baroque period, with composers like Johann Sebastian Bach creating many well-known works. These compositions were often performed in churches or during special occasions, blending music with narrative elements to engage the audience emotionally and intellectually.