He accompanied my song on the piano.

The teacher wrote the problem on the blackboard.

He is a famous athlete.

A new face in the hole board was installed in the park.

The poster girl of that shop is very kind and always welcomes customers with a smile.

We need to solve the problem in the production environment.

I saw a Canada goose in the park.

He closed his eyelids and took a deep breath.

This area is rich in schist.

What is the radical of this kanji?