Question: Which theatre is in the London Borough of Hackney and had a performance of The Birth of Merlin in the 1600s?
Sentence (from "The Birth of Merlin"): It contains a comic depiction of the birth of the fully grown Merlin to a country girl, and also features figures from Arthurian legend, including Uther Pendragon, Vortigern, and Aurelius Ambrosius.
Relevant evidence: No