He is good at elementary arithmetic, and can solve calculation problems quickly.

Natural language processing is a technology that allows computers to understand and analyze human language.

He is writing a thesis on abiogenesis.

Natural language understanding is an important field of artificial intelligence.

We are planning to visit the nature reserve this weekend.

He is an expert in physical anthropology, conducting research on human evolution.

I live in Yokkaichi.

I have been to Chicago.

Vatican City is the smallest country in the world.

She was wearing a city woman's hat.