Complex sentence: Soon then, one of the servants at Thambi's house informs that a theft happened at Sundarayyan's house and Sundarayyan realizes from his wife that Subadra is not dead.
Split into simpler sentences: Soon then, one of the servants at Thambi's house informs that a theft happened at Sundarayyan's house. Sundarayyan, who realizes from his wife that Subadra is is not dead.