He gave her a necklace of jasper.

He is a successful weaving industrialist, owning many textile factories.

Understanding the algorithm of the regression tree is difficult.

He is a successful entrepreneur.

He is known as a successful entrepreneur.

There are many earthworms in this soil.

The baby's eyes are big and cute, aren't they?

Small-to-medium-sized enterprises are a major pillar of the Japanese economy.

My father works at a fabless company.

He said he is working at a black company.