Complex sentence: In 2005, days after Hurricane Katrina hit Grantham Universities main campus in Slidell, Louisiana, destroying approximately eighty percent of their facilities; over 140 employees had relocated and had the University up and running again in temporary offices in Kansas City, Missouri.
Split into simpler sentences: In 2005, Hurricane Katrina hit Grantham University's main campus in Slidell, Louisiana, destroying approximately eighty percent of their facilities. Days later, over 140 employees had the University up and running again in temporary offices in Kansas City, Missouri.