Complex sentence: Though the movies starts with a note saying "Idhu Unmai Kadhai Alla (meaning: this is not a true story)," the movie deals with a very sensitive subject of the two men whose lives were chronicled enjoy an enormous fan following.
Split into simpler sentences: Though the movies starts with a note saying "Idhu Unmai Kadhai Alla (meaning: this is not a true story)," the movie deals with a very sensitive subject. The two men whose lives were chronicled enjoy an enormous fan following.