Input (grade 9): La Roque-d 'Anth Ã ron (La RÃ ca d'Anteron in Occitan) is a commune in the Bouches-du-Rh Ã ne department in southern France. Silvacane Abbey, a former Cistercian monastery, is located near La Roque-d' Anth Ã ron.
Output (grade 3): La Roque-d 'Anth Ã ron is a commune of 4,722 people (2004).