언급했다는

In a sentence

• 그는 저녁 식사 도중 새로운 프로젝트에 대해 언급했다는 사실이 놀라웠다.

  It was surprising that he mentioned the new project during dinner.

  In this sentence, '언급했다는' is used to refer to the specific act of mentioning something, in this case, 'the new project.' It is part of a phrase providing context to the subject 'he'.

• 선생님이 회의에서 우리의 노력에 대해 언급했다는 소식을 들었다.

  I heard news that the teacher mentioned our effort during the meeting.

  Here, '언급했다는' conveys the information that the 'teacher' expressed about 'our effort' in a specific setting ('meeting'). It shows reported speech.

• 언론사가 그 사건에 대해 언급했다는 기사를 싣기로 했다.

  The press decided to publish an article stating that the incident was mentioned.

  In this context, '언급했다는' implies that the incident was brought up or referenced by some party, forming the substance of the article to be published.