The police are chasing the criminal.

This stone-made building demonstrates ancient technology.

There are many ancient stone Buddhist images in this park.

The calculation of integrals is an important part of mathematics.

Who is the person in charge of the project?

This stone tablet is inscribed with ancient history.

This historic site is an important place for deeply understanding Japanese history.

The garden where the iris flowers are blooming is very beautiful.

There are still vacant seats on the train.

Oil is an important element of the world economy.