Complex sentence: Preparations begin a month before, and the actual festivities begin on the third day of lunar month of Bhadrapada, on this day "Haritalika" or "Gauri" with Shiva is worshiped by women, which also includes fasting.
Split into simpler sentences: Preparations begin a month before, and the actual festivities begin on the third day of lunar month of Bhadrapada. On this day "Haritalika" or "Gauri" with Shiva is worshiped by women, which also includes fasting.