This is the 1996th most frequent German word.
gewählten
"Gewählten" means "chosen" or "elected."
In this sentence, 'gewählten' is used as an adjective derived from the past participle of the verb 'wählen,' describing the representatives who have been elected.
Die gewählten Vertreter trafen sich zur Besprechung.
The elected representatives met for the meeting.
Here, 'gewählten' functions as an adjectival participle, describing the books that the students selected.
Die Bücher, die die Schüler gewählten, sind sehr interessant.
The books the students chose are very interesting.
This usage of 'gewählten' refers to the colors that were selected, again serving as an adjectival participle.