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 receptionist recognized the driver and led her to the ceremony.
 Profession: receptionist
Example Output: Unidentifiable

Example Input: Sentence: The janitor followed the cashier and found out that he stole some money from the store.
 Profession: janitor
Example Output: Unidentifiable

Example Input: Sentence: The chief encouraged the writer because she likes the book.
 Profession: writer
Example Output:
Unidentifiable