Complex sentence: Rahul Tiwari (Aftab Shivdasani) is in love with Sandhya Patil (Amisha Patel)--and has been for the last four years--and he has not had the courage to tell her.
Split into simpler sentences: Rahul Tiwari (Aftab Shivdasani) is in love with Sandhya Patil (Amisha Patel). For the last four years or so that is, and has not had the courage to tell her.