Complex sentence: Ghassan was born in Jeddah, Saudi Arabia but attended high school in the United States, and went on to study electrical engineering at Embry-Riddle Aeronautical University in Arizona.
Split into simpler sentences: Ghassan was born in Jeddah, Saudi Arabia. He was sent to the United States for high school and he went on to study electrical engineering at Embry-Riddle Aeronautical University in Arizona.