Complex sentence: One Olympic player, James Ward, was selected for the England team and six other former or future England internationals played for the club, including Jack Hunter, who was the club's coach at the time of Olympic's FA Cup win.
Split into simpler sentences: One Olympic player, James Ward, was selected for the England team while playing for the club. Six other former or future England internationals played for Olympic, including Jack Hunter, who was the club's coach at the time of Olympic's FA Cup win.