Felkészülhessenek
"Felkészülhessenek" is a Hungarian verb in the conditional mood, plural, third person. It translates to "so they might be prepared," "that they could be ready," or "in order for them to prepare." The root of the verb is "készül," meaning "to prepare" or "to get ready." The "fel-" prefix often denotes completion or readiness. The "-het-" suffix indicates possibility or ability, and the "-n" ending signifies the conditional mood. The "-nek" ending is the plural, third-person dative/allative case, implying the action is directed towards "them" or for "their" benefit.
This verb form is used in sentences where a condition is set, and the outcome is that