Detailed Instructions: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Problem:Context : On 15 December 2015, Chanzeaux, La Chapelle-Rousselin, Chemille-Melay, Cosse-d'Anjou, La Jumelliere, Neuvy-en-Mauges, Sainte-Christine, Saint-Georges-des-Gardes, Saint-Lezin, La Salle-de-Vihiers, La Tourlandry and Valanjou merged becoming one commune called Chemille-en-Anjou.
Answer : Chemille-en-Anjou
Solution:
By what was La Chapelle-Rousselin replaced?