Complex sentence: Shashthi is worshipped on the sixth lunar day of all 12 lunar months of Hindu calendar, especially on Jamai-Shasthi, the sixth day of the Hindu month of Jyestha.
Split into simpler sentences: Shashthi is worshipped on the sixth lunar day of each lunar month of the Hindu calendar. She is especially worshipped on Jamai-Shasthi, the sixth day of the Hindu month of Jyestha.