Complex sentence: The railway station project is known as the North Dorset Railway with Shillingstone as it's headquarters as the project also aims to restore the line between the sites of "Sturminster Newton" and "Stourpaine and Durweston" as well.
Split into simpler sentences: The railway station project is known as the North Dorset Railway with Shillingstone as its headquarters. The project also aims to restore the line between the sites of Sturminster Newton and Stourpaine and Durweston as well.