Yesterday, our emperor passed away.

The development of industry greatly contributes to the economic growth of a country.

His criminal act was revealed by the police.

He caught a big fish.

He is preparing to explore the Dark Continent.

It is believed that dark matter makes up most of the universe.

He was able to find the way in the darkness.

His heart was full of darkness.

It is said that terrifying creatures live in that dark forest.

His heart seemed as dark as pitch.