Indicate a noun phrase from given statement which mentions a pronoun.

Input: Consider Input: i poured water from the bottle into the cup until it was full.

Output: it was full


Input: Consider Input: i'm sure that my map will show this building; it is very good.

Output: it is very good


Input: Consider Input: the drain is clogged with hair. it has to be removed.


Output: it has to be removed.