Problem: Steve follows Fred 's example in everything. *He* influences him hugely.

Do "He" and "Fred" mean the same thing?

Answer: yes

Problem: Mark told Pete many lies about himself, which Pete included in his book. *He* should have been more truthful.

Do "He" and "Pete" mean the same thing?

Answer: no

Problem: Our mistress hired a room for my crippled sister Nelly , and she gave *her* knitting and needlework when she was able to do it, and when she was ill she sent her dinners and many nice comfortable things and was like a mother to her.

Do "her" and "Nelly" mean the same thing?

Answer:
yes