Complex sentence: Balwant's daughter Simran was supposed to marry V.A.'s son Sumit (Sumit is Yug's dad) but it turns out that he was already married (and he had a son from his wife Bindya).
Split into simpler sentences: Balwant's daughter Simran was supposed to marry Vikaram Aditya's son Sumit. But it turned out that Sumit was already married (and had a son with his wife Bindya).