Indicate a noun phrase from given statement which mentions a pronoun.
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Question: i put the cake away in the refrigerator. it has a lot of butter in it.

Answer: it has a lot of butter


Question: sam broke both his ankles and he's walking with crutches. but a month or so from now they should be unnecessary.

Answer: they should be unnecessary


Question: paul tried to call george on the phone, but he wasn't successful.

Answer:
he wasn't successful.