He conducts all his activities as a writer under a pseudonym.

He is my ally.

There is some inscription carved on this ancient artifact.

He played a famous song on the piano.

His speech was full of similes, captivating the audience.

He likes to read masterpieces.

Please check this detailed document.

He publicly disclosed that he has a gender identity disorder.

Proto-Indo-European is considered the origin of many modern languages.

Chrysophyta are living in this pond.