박경석

In a sentence

• 박경석은 학생들에게 도움을 주는 좋은 선생님입니다.

  Park Kyung-seok is a good teacher who helps the students.

  Here, '박경석' is used as a proper noun, referring to an individual by their full name.

• 우리는 박경석 씨를 컨퍼런스에서 만날 예정입니다.

  We are scheduled to meet Mr. Park Kyung-seok at the conference.

  In this sentence, '박경석' is accompanied by '씨', a formal honorific used for individuals, showing a respectful address.

• 박경석이 작성한 보고서는 매우 명확하고 유익했습니다.

  The report written by Park Kyung-seok was very clear and informative.

  Here, '박경석' is the author of the report, emphasizing ownership or authorship.