In this task, you are given a sentence and a profession. The sentence mentions two professions: one's gender is identifiable using the gendered pronouns in the text and the other's gender is unidentifiable. You are expected to return whether the given profession's gender is identifiable or unidentifiable.

Example Input: Sentence: The manager told the receptionist that he must always dress formally for work.
 Profession: manager
Example Output: Unidentifiable

Example Input: Sentence: The chief talked to the librarian and asked him for a book recommendation.
 Profession: librarian
Example Output: Identifiable

Example Input: Sentence: The driver hit the clerk because she was using a cellphone while driving.
 Profession: clerk
Example Output:
Unidentifiable