Complex sentence: McInnes remained with Forest for seven seasons in all, scoring 55 goals from 185 appearances in League and FA Cup, before spending the 1899--1900 season in the Southern League with Bristol Rovers.
Split into simpler sentences: McInnes remained with Forest for seven seasons in all, scoring 55 goals from 185 appearances in League and FA Cup. McInnes left Forest in 1899, spending the 1899--1900 season in the Southern League with Bristol Rovers.