Mr. Ariji is my best friend.

A cellar spider is making a web in the corner of the room.

This rock is gabbro.

He used to work as a herald in the past.

She is interested in spiritualism.

Primates are a part of mammals that includes humans.

This layout is very easy to use.

This is a situation that is different from the common case.

This is the common method.

The Ritsuryo system played a significant role in shaping ancient Japanese society.