He was wearing a pendant in the shape of a skull around his neck.

He started cutting trees to make an abatis.

I am learning Russian at university.

He is majoring in logic at university.

Graph theory is a branch of mathematics that studies the structure of networks.

Semiotics is the study of the meaning and use of signs and sign systems.

In ancient Japan, when the emperor's procession passed through the town, everyone showed respect.

When he failed, I said 'serves you right'.

He rolled the dice and got the same number on all.

I am interested in astronomy, especially in studying the constellation Fornax.