있었던 것

what was

→ 있다
phrase Rare #30,182
what was Refers to something that existed or was present in the past; depending on context, it can also mean having been somewhere.
KO: 그곳에 있었던 것을 기억해요.
EN: I remember what was there.

전쟁 전에도 있었던 것 아니었어?

Wasn't this something that happened before the war too?

— 굿바이, 레닌 (2003)

훗날 이곳에 있었던 것을 자랑스러워할 것 이다

One day, you'll be proud that you were here.

— 컴 앤 씨 (1985)

죄 없는 아이들만 있었던 것 뿐 이야

There were only innocent children.

— Svaha: The Sixth Finger (2019)