In this task, you will be given a sentence, and you need to identify the set of coreference words. Coreferences are generally a set of words in the text that refer to the same person or thing. Your output set of coreference words must be strictly present in the given input sentence. Do not use any outside knowledge to create the set of coreference words. If there is a 'the' article before the person or thing you should include 'the' as well. Please separate the coreference words by commas in the output.
--------
Question: The salesperson tried to fool the writer but she saw through the trick .

Answer: the, writer, she


Question: The construction worker scheduled an appointment with the counselor because she offered great advice .

Answer: the, counselor, she


Question: The laborer handed the secretary a hammer because she asked for a tool .

Answer:
the, secretary, she