제가 본

that I saw

→ 저
phrase Rare #26,661
that I saw Used before a noun to mean “that I saw” or “the ... I saw.” 제가 means “I” and 본 is the past form of 보다 (to see/watch).
KO: 제가 본 영화는 정말 재미있었어요.
EN: The movie I saw was really interesting.

그녀는 제가 제가 본 여자 중 가장 아름다운 여자 였습니다

She was the most beautiful woman I had ever seen.

— 레베카 (1940)