Question: What is the name of a district of Buenos Aires, Argentina and the southernmost barrio in Capital Federal, and contains the Autódromo Juan y Oscar Gálvez, home of the Argentine Grand Prix, a round of the Formula One championship?
Facts:
Villa Riachuelo is the name of the district of Buenos Aires, Argentina
Villa Riachuelo is the southernmost barrio in Capital Federal
Villa Riachuelo contains the Autódromo Juan y Oscar Gálvez, home of the Argentine Grand Prix
Argentine Grand Prix was a round of the Formula One championship
Answer: Villa Riachuelo