I attended a lecture on artificial intelligence.

It is important to consult a legal professional before signing any contracts.

Legally, you are not allowed to drive without a valid license.

The length of the river is 500 kilometers.

I try to lessen my carbon footprint by using public transportation.

I love eating lettuce in my salads.

The ground is level and easy to walk on.

He is a notorious liar.

The army was able to liberate the city from its oppressors.

The liberation of the country was a long and difficult process.