You will see a sentence and a given pronoun. Answer with the word in the sentence to which the pronoun is referring.

[Q]: text: the dog chased the cat, which ran up a tree. it waited at the bottom.; pronoun: it
[A]: the dog


[Q]: text: sid explained his theory to mark but he couldn't convince him.; pronoun: he
[A]: sid


[Q]: text: at the loebner competition the judges couldn't figure out which respondents were the chatbots because they were so advanced.; pronoun: they
[A]:
the judges