Complex sentence: In 1959 an AN/FPS-20A search radar replaced the AN/MPS-11 set and Bedford joined the SAGE system and the squadron was redesigated as the 649th Radar Squadron.
Split into simpler sentences: In 1959 an AN/FPS-20A search radar replaced the AN/MPS-11 set. In addition, Bedford AFS joined the SAGE system and the squadron was redesigated as the 649th Radar Squadron.