Complex sentence: You have to go back to 1991 for the last time an amateur team won a semi, on this occasion Greenock based Bellaire defeated St Mirren 1-0 at Love St in one of the biggest shocks of the tournament's history.
Split into simpler sentences: You have to go back to 1991 for the last time an amateur team won a semi. On this occasion Greenock based Bellaire defeated St Mirren 1-0 at Love St in one of the biggest shocks of the tournament's history.