He is an expert in ethology, and his research is highly regarded worldwide.

Natural language understanding is an important field of artificial intelligence.

He likes to take a walk in the park at dusk.

The United Mexican States is a country located in North America.

The red clover flowers bloom beautifully in spring.

This dress was made to order.

He used himself as a reflexive pronoun.

That disease could potentially have fatal consequences.

Would you like to try a new restaurant with your lunchmate?

His toponymic surname indicates the region from which his family originates.