The sovereign is the ruler of that country.

The emperor is considered a symbol of the nation.

He is an expert in mythology and gave a lecture on the gods of ancient Greece.

Japan's civilization and enlightenment progressed by incorporating Western culture and technology.

Yellow flowers are blooming.

His new car is yellow.

The yellow flowers are blooming.

Yellow flowers are blooming.

Yellow flowers are blooming.

He can speak Chinese fluently.