Original sentence: I coaches, and four large steam or Diesel locomotives.The NNR operates both steam- and Diesel-hauled services, and organizes a programme of seasonal special events.The North Norfolk Railway -- also known as the "Poppy Line" -- is a heritage steam railway in Norfolk, England, running between the coastal town of Sheringham and Holt which is further inland.The line, which is just over  long, once formed part of the Midland and Great Northern Joint Railway.The railway cuts through the countryside to the east of Weybourne with views of its windmill and passes through the well preserved country station which also houses a locomotive shed together with a carriage maintenance and restoration centre
Edited sentence: I coaches, and four large Steam or Diesel locomotives.The NNR operates both steam- and diesel-hauled services, and organizes a programme of seasonal special events.The North Norfolk Railway -- also known as the "Poppy Line" -- is a heritage railway in Norfolk, England, running between the coastal town of Sheringham and Holt which is further inland.The line, which is just over 5 miles long, once formed part of the Midland and Great Northern Joint Railway.This marvellously preserved steam railway cuts through the countryside to the east of Weybourne with views of its windmill and passes through the carefully preserved country station which also houses a locomotive shed together with a carriage maintenance and restoration centre