Text: The square's grand, spacious effect is completed to the north by an arc de triomphe (dedicated to Louis XV) at the entrance to the long Place de la Carriyre ' also graced by 18th-century mansions and Jean Lamour's iron grilles.
Entailment: The arc de triomphe was dedicated to Louis XV.
Contradiction: The square's grand, spacious effect is completed west by an arc de triompe dedicated to Napoleon.