This is the 4748th most frequent Russian word.
закончилась
"Ended" or "finished."
Here, 'закончилась' is used to convey that the quantity of water has been exhausted, indicating completion or depletion.
Вода закончилась.
The water has run out.
In this sentence, 'закончилась' relates to completing the action, emphasizing the story narration has been brought to an end.
Я закончилась рассказывать историю.
I finished telling the story.
Here, 'закончилась' indicates the conclusion or termination of the event (the game), leading to a specific result.