Question: The racing team Lucas di Grassi represened in the 2017 Mexico City ePrix is ran by which German brothers?
Sentence (from "2017 Mexico City ePrix"): The 2017 Mexico City ePrix (formally the 2017 FIA Formula E Julius Baer Mexico City ePrix) was a Formula E motor race held on 1 April 2017 before a crowd of 36,000 people at the Autódromo Hermanos Rodríguez, Mexico City, Mexico.
Relevant evidence: Yes