Problem: Tom said "Check" to Ralph as he moved *his* bishop.
Are "his" and "Ralph" the same?
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Answer: no

Problem: Tom threw his schoolbag down to Ray after *he* reached the bottom of the stairs.
Are "he" and "Tom" the same?
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Answer: no

Problem: If the con artist has succeeded in fooling Sam , *he* would have lost a lot of money.
Are "he" and "the con artist" the same?
****
Answer:
no