여부는

여부는

"Whether" or "the matter of whether."

In this sentence, '여부는' is used to indicate uncertainty about whether something will happen or not, forming a clause about the condition.

그가 올지 여부는 아직 불확실합니다.

Whether he will come is still uncertain.

Here, '여부는' expresses the contingent condition upon which the outcome of the contract's success is based.

계약이 성공할지 여부는 노력에 달려 있습니다.

Whether the contract will succeed depends on effort.

In this example, '여부는' is applied to specify the decision-making set around the implementation of the plan.

이 계획이 실행될지 여부는 회의에서 결정됩니다.

Whether this plan will be implemented will be decided in the meeting.