This is the 9932nd most frequent Turkish word.
açıklanacağını
"That it will be explained."
In this sentence, 'açıklanacağını' is a passive form referring to an event that will be explained or announced.
Projenin detaylarının yarın açıklanacağını düşündük.
We thought that the details of the project would be explained tomorrow.
Here, 'açıklanacağını' is used to indicate that the rules will be announced in the future.
Konferansta, yeni kuralların açıklanacağını bildirdiler.
They announced that the new rules will be explained at the conference.
In this example, 'açıklanacağını' conveys that the final report is going to be explained or clarified.