Original sentence: Owned by the steam engineer Roger Mallinson who restored her back to working condition in the late seventies and went on to make the engine for the steam yacht Gondola.Shamrock is also the name of a wooden steam launch on Windermere
Edited sentence: Owned by the well known steam engineer, Roger Mallinson who restored her back to working condition in the late seventies and went on to make the engine for the Steam Yacht Gondola.Shamrock is also the name of a priceless wooden steam launch on Windermere