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 sheriff thought the cashier took the money and questioned him.
 Profession: sheriff
Example Output: Unidentifiable

Example Input: Sentence: The mechanic tries to approach the secretary because he can bring more business.
 Profession: mechanic
Example Output: Unidentifiable

Example Input: Sentence: The chief hired the receptionist and bought him a new phone for work.
 Profession: chief
Example Output:
Unidentifiable