Original sentence: Despite surviving 2 World Wars, the house is no longer standing.Dowding by then a widower, lived a very quiet domestic life with his sister Hilda at a house called Montrose (no longer standing) in Stanmore.It narrowly missed the Priory and crashed outside the Sergeants Mess; there was one survivor.The clock was lost in the fire of 1979 but the original bells survived
Edited sentence: Dowding by then a widower, lived a very quiet domestic life with his sister Hilda at a house called Montrose (sadly no longer standing) in Stanmore.It narrowly missed the Priory and crashed outside the Sergeants Mess; sadly there was only one survivor.Sadly the clock was lost in the fire of 1979 but the original bells survived.Sadly, despite surviving 2 World Wars, the house is no longer standing