Complex sentence: He married actress Sonam who he had directed in "Tridev" and "Vishwatma" in the 1990s and had to leave India in 1997 for the UK after he was almost killed by gangsters believed to be working for the Mumbai mafia don Abu Salem.
Split into simpler sentences: He married actress Sonam, whom he had directed in "Tridev" and "Vishwatma" in the 1990s. In 1997, he had to leave India for the UK after nearly being killed by gangsters believed to be working for the Mumbai organized crime leader Abu Salem.