Praaa do Comercio, a grand square with a vast triumphal arch, is lined on three sides by gracious arcaded buildings.
The arch in the Praaa do Comercio was built to celebrate a war.
mnli hypothesis: The arch in the Praaa do Comercio was built to celebrate a war. premise: Praaa do Comercio, a grand square with a vast triumphal arch, is lined on three sides by gracious arcaded buildings.