Simplify the following text for a Grade 10 native English-speaking person.
Original: Scarlino appeared before the year 100 as a possession of the Aldobrandeschi family , and was later handed over to the bishops of Roselle and then the Alberti family .
Simplified: Scarlino in the first time was under the control of the Aldobrandeschi family , later under the bishops of Roselle and then the Alberti family .