Complex sentence: He was sent to Rome to attend the Pontifical Urbaniana University, and the Pontifical Biblical Institute as well as the Pontifical Biblical Institute in Jerusalem where he was eventually awarded a doctorate in biblical studies.
Split into simpler sentences: He was sent to Rome to attend the Pontifical Urbaniana University, and the Pontifical Biblical Institute. He also studied at the Pontifical Biblical Institute in Jerusalem, where he was awarded a doctorate in biblical studies.