Problem: Do "Thomson" and "he" point to the same thing in the following sentence?

Thomson visited Cooper 's grave in 1765. At that date *he* had been dead for five years.
****
A: no

Problem: Do "chairs" and "them" point to the same thing in the following sentence?

We had hoped to place copies of our newsletter on all the chairs in the auditorium, but there were simply not enough of *them* .
****
A: no

Problem: Do "Lionel" and "him" point to the same thing in the following sentence?

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.
****
A: no

Problem: Do "Bill" and "his" point to the same thing in the following sentence?

Bill passed the gameboy to John because *his* turn was next.
****
A:
no