 Complete the following phrase:  The earliest signs of human settlement dating back to the 3rd5th centuries AD have been found on the present theatre hill. Probably to protect that settlement, a wooden stronghold was built on the present Vallimägi. When it changed owners in 1220, the Danes started to erect buildings from stone. A settlement called Tarvanpea was first mentioned in the Chronicle of Henry of Livonia in 1226. The new Danish stronghold was called Wesenbergh in Middle Low German for the first time in 1252. The 