Q: .

The sculpture rolled off the shelf because *it* wasn't anchored.

Do "it" and "The sculpture" mean the same thing?
A: yes
Q: .

Ann asked Mary what time the library closes, but *she* had forgotten.

Do "she" and "Mary" mean the same thing?
A: yes
Q: .

Tom said "Check" to Ralph as he moved *his* bishop.

Do "his" and "Ralph" mean the same thing?
A:
no