Complex sentence: He trained at the The Birmingham Theatre School making his stage debut was in 1973 with the Birmingham Repertory Theatre, in 1974 he took a position as actor/assistant stage manager at the Octagon Theatre, Bolton and was associate director of the Oldham Coliseum Theatre.
Split into simpler sentences: He trained at the The Birmingham Theatre School making his stage debut was in 1973 with the Birmingham Repertory Theatre. In 1974 he took a position as actor/assistant stage manager at the Octagon Theatre, Bolton and was associate director of the Oldham Coliseum Theatre.