Complex sentence: The National Waterway 1 or NW1 is located in India and runs from Haldia (Sagar) to Allahabad across Ganges, Bhagirathi and Hooghly river system With a distance of 1620 km. NW1 passing through Uttar Pradesh, Bihar, Jharkhand and West Bengal.
Split into simpler sentences: The National Waterway 1 or NW1 is located in India and runs from Haldia (Sagar) to Allahabad across Ganges, Bhagirathi and Hooghly river system. The length of the Waterway is 1620 km. NW1 passess through Uttar Pradesh, Bihar, Jharkhand and West Bengal.