Well if you ask GPT-4o the following:

Give me keywords to search for based on this sentence "international relations about the country with the capital city of Ankara"

You get the following:

- Turkey international relations - Ankara diplomacy - Turkey foreign policy - Turkey global partnerships - Turkey international politics - Turkey geopolitical strategy - Turkey foreign affairs - Turkey global relations - Turkey NATO relations (if relevant to your topic) - Ankara as a diplomatic hub

So it is not unsurprising that the same link was returned