Complex sentence: In 1997, "Is It the Beat?" was released posthumously on the soundtrack for Selena's biographical film and as a single; the recording included a rap verse found on "Enamorada de Ti".
Split into simpler sentences: In 1997, "Is It the Beat?" was released posthumously on the soundtrack of Selena's biographical film and as a single. The recording included a rap verse found on "Enamorada de Ti".