Question: what is the population of the place where Pond Monkeys were based 
Sentence (from "Kolathur, Chennai"): Nearby neighborhoods are Vajjiravel Nagar, Perambur, Vinayagapuram, Villivakkam, Puzhal, Poombhugar Nagar, Jawahar Nagar, Thiru-vi-ka Nagar, Sakthivel Nagar, Periyar Nagar and ICF.
Relevant evidence: No