Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Thousands have attended the funeral in Rouen cathedral in Normandy of French priest Father Jacques Hamel, who was murdered in his church by Islamist extremists last week.

French priest funeral: Jacques Hamel mourned in Rouen