Question: find the location and Representative name of the gas stations owned by the companies with top 3 Asset amounts.
SQL: SELECT T3.location ,  T3.Representative_Name FROM station_company AS T1 JOIN company AS T2 ON T1.company_id   =   T2.company_id JOIN gas_station AS T3 ON T1.station_id   =   T3.station_id ORDER BY T2.Assets_billion DESC LIMIT 3