Complex sentence: Another tale from North India also talks about Parvati's jealousy that another woman the river Ganga-often depicted flowing out of Shiva's locks-sat on his head, while she sat on his lap. To pacify her, Shiva united with her as Ardhanarishvara.
Split into simpler sentences: Another tale from North India also talks about Parvati's jealousy. Another woman, the river Ganga--often depicted flowing out of Shiva's locks--sat on his head, while she sat on his lap. To pacify her, Shiva united with her as Ardhanarishvara.