Complex sentence: Like Alakshmi, Dhumavati rules over the four months of rainy season, when even solar light is obscured by the evil water spirit and which coincides with Chaturmas, when the god Vishnu sleeps, darkness rules and the soul loses its usual luster.
Split into simpler sentences: Like Alakshmi, Dhumavati rules over the four months of the rainy season, when even solar light is obscured by the evil water spirit. At that time, darkness rules and the soul loses its usual luster.