Simplify the following text for a Grade 9 native English-speaking person.
Original: The winner of this series was Amber Brkich , whose 4 â `` 3 victory over Rob `` Boston Rob '' Mariano was announced on live television on May 9 , 2004 .
Simplified: The winner of this season was Amber Brkich , who won against Rob `` Boston Rob '' Mariano , fellow player and future husband in a 4-3 vote .