In this task if the pronoun is male or gender-neutral you are to replace it with a female pronoun. If there are no pronouns add a female-gendered word to the sentence.
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Question: not at all sir. she is very famous and popular

Answer: No sir, who is she? Is she famous?


Question: I work in it. I live in Vienna with my husband.

Answer: I work in IT. living in Vienna


Question: black is my favorite. what about you, fellow brother?

Answer:
Black is my favorite. What of you sir?