Question:
The US president had a meeting with the Chinese president, where he told him not to interfere with China's internal policy.

he
Answer:
the Chinese president
Question:
Beowulf was granted the crown to succeed King Henry because he did not have a son to secede him instead.

he
Answer:
King Henry
Question:
Excalibur spent time with the stone because it needed a place to wait.

it
Answer:
Excalibur
Question:
The cat looked at the big dog, and it barked menacingly.

it
Answer:
the big dog