Teacher:In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Teacher: Now, understand the problem? Solve this instance: Context: He had tried to restore himself as Atabeg, but was defeated by Qvarqvare's forces at the battle near Link Information: The surroundings of Erzurum at the Urartian period presumably belonged to Diauehi. Later, Erzurum existed under the Armenian name of Karin. Question: When was the place near where Manuchar was defeated by Qvarqvare established?
Student:
Answer: the Urartian period