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

Q: We went to the lake , because a shark had been seen at the ocean beach , so *it* was a safer place to swim.
Are "the ocean beach" and "it" the same?
=======
A: no

Q: Mark heard Steve 's feet going down the ladder. The door of the shop closed after him. *He* ran to look out the window.
Are "Mark" and "He" the same?
=======
A:
yes