Complex sentence: The film features Shahrukh Khan and Deepika Padukone in lead roles; it is the second collaboration between Khan and Padukone after the 2007 blockbuster "Om Shanti Om".
Split into simpler sentences: The film features Shahrukh Khan and Deepika Padukone in lead roles. This is the second collaboration between Khan and Padukone after the 2007 blockbuster "Om Shanti Om".