Problem: Lionel is holding captive a scientist, Dr. Vardi , who has invented a device that turns animals invisible; Lionel plans to use it on Geoffrey and send *him* to steal nuclear material from an army vault.

Are "him" and "Geoffrey" the same?
Answer: yes

Problem: Sir Clifford wants me to find him a new groom , about twenty or twenty-one, who knows his business. His old coachman is getting feeble, and he wants a man to work with him and get into *his* ways, who would be able, when the old man was pensioned off, to step into his place.

Are "his" and "Sir Clifford" the same?
Answer: no

Problem: Fred and Alice had very warm down coats , but *they* were not enough for the cold in Alaska.

Are "they" and "Fred and Alice" the same?
Answer: no

Problem: Sir Clifford wants me to find him a new groom , about twenty or twenty-one, who knows his business. His old coachman is getting feeble, and he wants a man to work with him and get into his ways, who would be able, when the old man was pensioned off, to step into *his* place

Are "his" and "old coachman" the same?
Answer:
yes