You will see a sentence and a given pronoun. Answer with the word in the sentence to which the pronoun is referring.
Example: this book introduced shakespeare to ovid; it was a fine selection of his writing.
Example solution: his writing
Example explanation: in this statement the pronoun is his and his writing is referring to the quote in the sentence using the pronoun

Problem: text: we had hoped to place copies of our newsletter on all the chairs in the auditorium, but there were simply too many of them .; pronoun: them

Solution: chairs