This is a fundamental problem.

My hound often runs in the park.

She attended the wedding wearing a kimono with a double happiness motif.

She is looking for an ideal partner.

The law of ideal gas is a basic concept in physics.

I bought a new incubator.

This is my new talisman.

In programming, we often use a metasyntactic variable called 'bar'.

Tefu is my best friend.

So to speak, he is my friend.