Problem: Tom threw his schoolbag down to Ray after *he* reached the bottom of the stairs.

Are "he" and "Ray" the same?
Answer: yes

Problem: The police arrested all of the gang members . *They* were trying to run the drug trade in the neighborhood.

Are "They" and "The police" the same?
Answer: no

Problem: The user changed his password from " GrWQWu8JyC " to " willow-towered Canopy Huntertropic wrestles " as *it* was easy to remember.

Are "it" and "GrWQWu8JyC" the same?
Answer: no

Problem: Ann asked Mary what time the library closes, because *she* had forgotten.

Are "she" and "Ann" the same?
Answer:
yes