This is the 800th most frequent Turkish word.
ekiplerine
"To their teams."
Here, 'ekiplerine' is used in the dative form (to the teams) to denote that tasks are assigned to them.
Şirket ekiplerine yeni görevler dağıtıldı.
New tasks were assigned to the company's teams.
In this sentence, 'ekiplerine' shows possession ('teams of the school') and the dative case ('to the teams').
Okulun spor ekiplerine yeni kıyafetler alındı.
New outfits were bought for the school's sports teams.
'Ekiplerine' again represents the dative case (to the teams) to whom appreciation plaques were given.