Complex sentence: Then in 1965 the goods service was withdrawn from the entire branch and at about the same time steam traction was withdrawn leaving the line as a siding from Maiden Newton operated in the main by a single car Diesel Multiple Unit, usually a Class 122 or similar.
Split into simpler sentences: Then in 1965 the goods service was withdrawn from the entire branch and at about the same time steam traction was withdrawn. This left the line as a siding from Maiden Newton operated in the main by a single car Diesel Multiple Unit, usually a Class 122 or similar.