Question: The Lamborghini Portofino was a concept car by the chief designer of a company headquartered in what state?
Sentence (from "Chrysler"): FCA US LLC (also called Fiat Chrysler or Chrysler) ( ) is the American subsidiary of Fiat Chrysler Automobiles N.V., an Italian controlled automobile manufacturer registered in the Netherlands with headquarters in London, U.K., for tax purposes.
Relevant evidence: No