Complex sentence: Following his playing career, Courtney managed the Atlanta Braves Triple-A Richmond affiliate between 1973 and 1975, until he was prominently mentioned as a possible successor to Eddie Mathews to manage the Braves.
Split into simpler sentences: Following his playing career, Courtney managed the Atlanta Braves Triple-A Richmond affiliate between 1973 and 1975. In 1974, he was prominently mentioned as a possible successor to Eddie Mathews to manage the Braves.