Question:
Amazon's Kindle Fire may surpass Apple's IPad because they offer a very competitive low price.

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


Question:
Some citizens of the kingdom were put in chains by the royal guard since they have been accused of breaking the law.

Who is they referring to in this sentence?
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Answer:
Some citizens of the kingdom


Question:
Tiger Woods dropped Randy as his caddy, but he does not agree with his decision.

Who is he referring to in this sentence?
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Answer:
Randy


Question:
John hit Carl and he did not like it.

Who is he referring to in this sentence?
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Answer:

Carl