You are given a context, a pronoun, and a noun in this task. The given pronoun is shown in the context within parentheses. You should determine if the pronoun refers to the given noun or not. Please answer with "True" and "False".
Example: Sam pulled up a chair to the piano , but (it) was broken, so he had to sing instead. <sep> Pronoun:it <sep> Noun: the piano
Example solution: True
Example explanation: This is a good example. In this context, he had to sing after recognizing it was broken. So, it refers to the piano.

Problem: Paul tried to call George on the phone, but (he) wasn't successful. <sep> Pronoun:he <sep> Noun: George
Solution: False