Question:
Sid explained his theory to Mark but *he* couldn't understand him.
Sid
he
-----
Answer:
no


Question:
I put the cake away in the refrigerator . *It* has a lot of leftovers in it.
the cake
It
-----
Answer:
no


Question:
I took the water bottle out of the backpack so that *it* would be handy.
the backpack
it
-----
Answer:
no


Question:
The city councilmen refused the demonstrators a permit because *they* advocated violence.
the demonstrators
they
-----
Answer:
yes