Question: las 10 compañías más grandes del mundo wikipedia
Answer: Sinopec; Walmart; Wal Mart; Wal-Mart Stores; Wal Mart Stores Inc.; Supermercado de Wal-Mart; Supermercado De Walmart; Wal Mart Stores Inc; Wall Mart; Wal-Mart; Wal Mart Stores; Wal-Mart Stores Inc.; Wal-Mart Stores Inc; Walmart Soundcheck; Walmart, Inc.; State Grid Corporation of China; Royal Dutch Shell; Shell Transport and Trading Company; Shell; Royal Dutch Shell plc; China National Petroleum Corporation