Complex sentence: The pre-production version, renamed Ford Focus Electric, was unveiled at the 2011 Consumer Electronics Show, and was awarded the 2011 Green Car Vision Award at the 2011 Washington Auto Show.
Split into simpler sentences: The pre-production version, renamed Ford Focus Electric, was unveiled at the 2011 Consumer Electronics Show. The Focus Electric was awarded the 2011 Green Car Vision Award at the 2011 Washington Auto Show.