Complex sentence: "Bollywood" is the largest portion of this and is viewed all over India.Amitabh Bachan, Saharukh Khan, Akshay Kumar and Amir Khan are one of the most successful actors of Indian Cinema.
Split into simpler sentences: Bollywood is the largest portion of this and is viewed all over India. Shah Rukh Khan Amitabh Bachan, Akshay Kumar and Amir Khan are one of the most successful actors of Indian Cinema.