This is the 11801st most frequent Turkish word.
gemisindeki
"Gemisindeki" means "in/on his/her/its ship" in English.
In this sentence, 'gemisindeki' is used to attribute the staff to 'Ahmet's ship', indicating possession and location.
Ahmet gemisindeki personellerle toplantı yaptı.
Ahmet held a meeting with the staff on his ship.
Here, 'gemisindeki' describes the location of the problem, specifying it is on the ship.
Gemisindeki arıza nedeniyle yolculuk ertelendi.
The trip was postponed due to the malfunction on the ship.
In this instance, 'gemisindeki' relates the changes directly to the ship under the captain's command, signifying the possessive and locative role.