Perth is Australia's Wild West.

This discussion does not pertain to you.

Magical are the straight lines in how they perturb the curved ones, aggravate their distortion and make them look more zigzagged, revealing their deceptive appearance.

I'm in Perth.

Technically, you're right. However, you must also consider the unusual circumstances that pertain here.

Could you please summarize the pertinent points?

That isn't pertinent.

What time do you land in Perth?

The Traveling Salesman Problem is a pertinent koan among computer scientists.

I'll answer any question, as long as it pertains to Rampart.