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.

Sentence: The receptionist waits for the janitor and drives her back every day.
 Profession: receptionist
Unidentifiable

Sentence: The CEO helped the nurse because he needed help.
 Profession: CEO
Unidentifiable

Sentence: The driver called the secretary and asked him if he needed a ride.
 Profession: secretary

Identifiable