Premise: Then, ruthless urban planner Baron Haussmann swept away almost all the medieval and 17th-century structures, leaving just place Dauphine and rue Chanoinesse (ancient home of the cathedral canons) as signs of the island's once rich residential life.

Hypothesis: When Baron Haussmann removed almost all of the medieval and 17th-century structures he nearly erased all signs of the island's past.
Relation: neutral