TASK DEFINITION: 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.
PROBLEM: Sentence: The mechanic hired the cleaner because she is too lazy to clean her garage.
 Profession: mechanic

SOLUTION: Identifiable

PROBLEM: Sentence: The nurse performed a bad injection in front of the supervisor and got sent to remedial study by her.
 Profession: nurse

SOLUTION: Unidentifiable

PROBLEM: Sentence: The guard noticed the librarian and greeted him.
 Profession: guard

SOLUTION:
Unidentifiable