Given a premise, retrieve a hypothesis that is entailed by the premise.Then in 1017 Benedictine monks started work on the flat-roofed abbey you can see in the Bayeux Tapestry, propped up on a platform with blocks of brown granite brought from the Channel islands of Chausey 40 km (25 miles) away.
The abbey was constructed by monks in 1017.
The granite used is black.