Question: Feildes Weir is a weir on what river that is one of the largest rivers in London and the easternmost major tributary of the Thames?
Sentence (from "River Lea"): The River Lea in England originates in Marsh Farm, Leagrave, Luton in the Chiltern Hills and flows generally southeast, east, and then south through east London where it meets the River Thames, the last section being known as Bow Creek.
Relevant evidence: No