Complex sentence: Abhinay knows of Swarnalata's skill in Carnatic music and wants her to sing with his band in a fusion piece, and after much persuasion Swarnalata agrees.
Split into simpler sentences: Abhinay knows of Swarnalata's skill in Carnatic music. Abhinay wants Swarnalata to sing with his band in a fusion piece, and after much persuasion Swarnalata agrees.