This is the 15030th most frequent Turkish word.
sepetlerin
"Sepetlerin" means "of the baskets" or "the baskets'".
‘Sepetlerin’ here is used in the genitive plural form to denote 'the baskets’ in Turkish, indicating the possessive nature as ‘of the baskets’ or specifying the baskets being referred to.
Sepetlerin içinde taze meyveler var.
There are fresh fruits inside the baskets.
In this sentence, ‘Sepetlerin’ is used as the subject of the action, again in its possessive plural form, suggesting it’s those particular baskets being discussed.
Sepetlerin taşınması oldukça zor oldu.
Carrying the baskets was quite difficult.
Here, ‘Sepetlerin’ is again plural possessive, and used to describe the handles (the possessive) that belong to these baskets.