Complex sentence: The first potential reference to him occurs in 1462 and suggests that he took a post in the newly founded University of Glasgow and the description of him as "maister" in this document is usually taken to indicate that his studies had been completed by that date.
Split into simpler sentences: The first potential reference to him occurs in 1462 and suggests that he took a post in the newly founded University of Glasgow. The description of him as "maister" in this document is usually taken to indicate that his studies had been completed by that date.