Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Charles Aitken:  Seven cities to Atlantis ? You know , the Greeks always claimed there were _ nine _ .
Atmir: Plato was not always right .
Charles Aitken: You know about our history ?
Atmir: Far more than you realize .

cities