She is the mother of quintuplets.

My age is 30 years old.

I eat raw eggs for breakfast.

Sae acted coldly.

He is interested in learning the international language.

Esperanto is one of the most well-known international auxiliary languages.

Studying Old Norse helps to deeply understand the history of the Vikings.

Fuji Five Lakes is a place where you can enjoy the beautiful nature of Japan.

The steepest descent method is one way to solve optimization problems.

I want to go to Gotland.