Original sentence: The MV Princess Ashika was an inter-island ferry which operated in Tonga, and was launched on 7 July 2009 only to sink less than a month later on 5 August
Edited sentence: The MV Princess Ashika was an inter-island ferry which operated in Tonga.The vessel, built in the 1970s, began sailing the Tongan route on 7 July 2009 only to sink less than a month later on 5 August