Complex sentence: In 2005, two years after hurricane Katrina, the then owner of the house, Gerald Metier, suffered a heart attack while restoring the property and, in 2009, Linda Owen (Metier's daughter) and her husband mysteriously suspended refurbishments and deserted the house.
Split into simpler sentences: In 2005, two years after hurricane Katrina, the then owner of the house Gerald Metier suffered a heart attack while restoring the property. In 2009, Linda Owen (Metier's daughter) and her husband suspended refurbishment work and deserted the house.