We got these names from somebody else, for a completely unrelated purpose.
Can the fall of the colonies be completely unrelated to this truth?
Or he might have a motive completely unrelated to her death.
"I was lost in thought about something completely unrelated to you."
It was an act of violence completely unrelated to them, and, after all, life had to go on.
The four missing men seemed to be completely unrelated to anything I'd care about.
The name continues to this day in a completely unrelated business.
It might have been the old woman's doing, or maybe something completely unrelated.
In many cases, they are completely unrelated to each other.
Everybody says energy storage and weapons, when the final form will probably be something completely unrelated.