Simplify the following text for a Grade 6 native English-speaking person.
Original: Osama bin Mohammed bin Awad bin Laden ( 10 March 1957 , Riyadh , Saudi Arabia â `` 2 May 2011 , Abbottabad , Pakistan ) was an Islamic fundamentalist , the founder and head of the al-Qaeda terrorist organization .
Simplified: Osama bin Laden was born in Riyadh , Saudi Arabia .