Complex sentence: The platform for the car was largely based upon the chassis, engine, and running gear of the Triumph Herald saloon, but shortened and minus the Herald's outrigger sections, and was manufactured at the Standard-Triumph works at Canley, in Coventry.
Split into simpler sentences: The platform for the car was largely based upon the chassis, engine, and running gear of the Triumph Herald sedan, but shortened and minus the Herald's outrigger sections. It was manufactured at the Standard-Triumph works at Canley, in Coventry.