Complex sentence: As an interim measure the cruise boat was leased from Clyde Cruises to start the service; it suffered breakdowns during the first day, then continued in interim service alongside the other two ferries for a short period.
Split into simpler sentences: As an interim measure the cruise boat was leased from Clyde Cruises to start the service. She suffered breakdowns during the first day, then continued in interim service alongside the other two ferries for a short period.