The joy of drawing a green dragon in mahjong is exceptional.

He is an expert in planetary science.

The one-eyed goblin was dancing in the forest.

His new song is composed in E flat major.

Variational method is a branch of mathematics used to find the minimum and maximum values of functions.

Chloroplasts are the locations where photosynthesis occurs in plant cells.

The Ministry of Education is responsible for Japan's educational policy.

My father is an expert in otolaryngology.

That theory is unscientific and has no evidence at all.

This mountain is made of diorite.