IN: Which person is they?
Martial Arts actors are often accused as being frauds by the public since they think they can only fight in fake scenarios.
OUT: the public

IN: Which person is they?
Google bought Motorola because they want its customer base.
OUT: Google

IN: Which person is he?
Liu Kang threw the bags of Johnny Cage into the water because he was annoyed that he thought he was a baggage boy.
OUT: Liu Kang

IN: Which person is he?
Our professor told the TA that he could have the day off.
OUT:
the TA