List the types of antecedents.

He denied seeing the murder suspect, that turned out to be true.

A war broke out it lasted for four years.

Geometry, about that I know nothing, seems a very dull subject.

My father has a large collection of books, many of them are written in foreign languages, which I have no knowledge of.

Do you like the idea which we risk cheating in the English exam

There are some problems what I don’t propose to go into at the moment.

Mr. Smith gave up smoking, that delighted his family.

He has five children, all of who went to the same school.

He didn’t want to come, it was obvious.