Complex sentence: Ganesha who was very powerful, being born of Parvati, the embodiment of Shakti, defeated Shiva's followers and declared that nobody was allowed to enter while his mother was bathing.
Split into simpler sentences: Ganesha who was very powerful, being born of Parvati, the embodiment of Shakti. He defeated Shiva's followers and declared that nobody was allowed to enter while his mother was bathing.