Complex sentence: Graham moved to Isthmian League Division One South side Kingstonian in the summer of 2007 and made his debut in a 2-0 away win over Ashford Town (Kent) on 18 August, coming on as a substitute for Jon Coke.
Split into simpler sentences: Graham moved to Isthmian League Division One South side Kingstonian in August 2007. Graham made his league debut in a 2-0 away win over Ashford Town (Kent) on 18 August, coming on as a substitute for Jon Coke.