This is the 6176th most frequent Turkish word.
çevredekilerin
"Of those around" or "of the surrounding people/things."
The word 'çevredekilerin' refers to 'of those around', indicating possessiveness for 'attention'.
Çevredekilerin dikkatini çekti.
It caught the attention of the surroundings.
Here, 'çevredekilerin' identifies the possessive nature of 'ideas' belonging to 'those around'.
Çevredekilerin fikirlerini topluma sundu.
They presented the ideas of those around to society.
In this sentence, 'çevredekilerin' functions in a possessive relationship, describing the group 'those around' in relation to 'interest'.