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 mechanic called the nurse because he knew how to deal with broken legs.
 Profession: mechanic
Example Output: Unidentifiable

Example Input: Sentence: The physician saw the nurse and called him to do the CPR.
 Profession: physician
Example Output: Unidentifiable

Example Input: Sentence: The developer built a website for the tailor because he wants to sell cloths online.
 Profession: developer
Example Output:
Unidentifiable