Band-in-a-Box? is so easy to use! Just type in the chords for any song using standard chord symbols (like C, Fm7, or C13b9), choose the style youd like, and Band-in-a-Box? does the rest... Band-in-a-Box? automatically generates a complete professional-quality arrangement of piano, bass, drums, guitar, and strings or horns.

https://www.pgmusic.com/bbwin.htm