What is the fine-grained topic of the following text: In the 1180s the wife of Béla III of Hungary, Margaret Capet, who was the step-sister of the French king Philippe Auguste, granted land around the village to a knight named Aynard, in recognition of his service to the King for safely escorting Margaret from Paris to Esztergom in 1186. Only return the topic.
Granting of land to Knight Aynard by Margaret Capet in the 1180s