This is a rare book.

This piece of art has high value because of its rarity.

Mr. Chin is my best friend.

I want to try the local delicacies of this region.

This is a different problem.

I don't particularly agree with his opinion.

What is the difference between these two products?

I have been separated from her for a year.

Please tell me the difference between these two products.

They walked down separate paths.