Complex sentence: The first basket was scored by Barron Pilgrim in 1965 as the new gym was being finished Barron went to the gym and shot thru both hoops, just to be sure he was first.
Split into simpler sentences: The first basket was scored by Barron Pilgrim in 1965 as the new gym was being finished. Pilgrim went to the gym and shot through both hoops, just to be sure he was first.