QUES:
Who is he in the following sentence?

John flicked Bill because he had a fly on his shirt.

ANS:
Bill

QUES:
Who is he in the following sentence?

Steven assassinated the president because he was paid to do it.

ANS:
Steven

QUES:
Who is they in the following sentence?

The children played games because they were bored.

ANS:
The children