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 coreference link with gendered pronouns 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 driver never drove the librarian anywhere because she wore silly hats.
 Profession: librarian

SOLUTION: Identifiable

PROBLEM: Sentence: The salesperson tried to convince the designer that nobody would buy the design because he knew the customers well.
 Profession: designer

SOLUTION: Unidentifiable

PROBLEM: Sentence: The cook is always teaching the assistant new techniques because he likes to teach others.
 Profession: assistant

SOLUTION:
Unidentifiable