Question:
The advisor told the President that he was resigning.

Who is he referring to in this sentence?
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Answer:
The advisor

Question:
Chrome is finally set to pull ahead of Firefox in November because they have increased their popularity with internet users.

Who is they referring to in this sentence?
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Answer:
Chrome

Question:
Kyle purchased three new monitors due to a recommendation by his brother, because he provided information on how his productivity increased with more working space.

Who is he referring to in this sentence?
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Answer:
his brother

Question:
The spider ate the fly because he looked tasty.

Who is he referring to in this sentence?
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Answer:
the fly