Complex sentence: The speed limit on the Conestoga Parkway is 90 km/h (55 mph), this is unusual for a provincially-maintained freeway in Ontario, however some sections are below the standards of 400-Series Highways.
Split into simpler sentences: The speed limit on the Conestoga Parkway is 90 km/h (55 mph). This is unusual for a provincially-maintained freeway in Ontario, but some sections are below the standards of 400-Series Highways.