Complex sentence: The music of this film was composed by Rahul Dev Burman with lyrics by Gulzar, together they created for the film, songs which were both acclaimed and also popular songs of the decade.
Split into simpler sentences: The music of this film was composed by Rahul Dev Burman with lyrics by Gulzar. The RD-Gulzar team created for the film, songs which were both acclaimed and also popular songs of the decade.