콘퍼런스에서

In a sentence

• 콘퍼런스에서 발표를 했습니다.

  I made a presentation at the conference.

  In this sentence, '콘퍼런스에서' indicates the place where the presentation took place, showing locative usage.

• 콘퍼런스에서 많은 사람들을 만났습니다.

  I met many people at the conference.

  Here, '콘퍼런스에서' again points to the location where events like meeting took place.

• 콘퍼런스에서 주제를 정하고 토론을 시작했습니다.

  We decided on a topic and started a discussion at the conference.

  '콘퍼런스에서' describes the environment or setting in which the actions of deciding a topic and starting a discussion occurred.