Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: While Maues was 'Great King of Kings', Artemidoros only styled himself King; it appears as though he ruled only a smaller part of his father's dominions. He was either challenged by or ruled in tandem with other kings such as Menander II, whose coins have been found alongside his, and Apollodotus II.

Question: Maues went by what title?
Great King of Kings