Question: Sir John Oldcastle, was an English Lollard leader, he escaped from which historic castle located on the north bank of the River Thames in central London, and it lies within the London Borough of Tower Hamlets?
Sentence (from "Tower of London"): There were several phases of expansion, mainly under Kings Richard the Lionheart, Henry III, and Edward I in the 12th and 13th centuries.
Relevant evidence: No