YOU SAID:
She sat on a hat on Halloween
INTO JAPANESE
彼女はハロウィーンの帽子に座っていた
BACK INTO ENGLISH
She was sitting on a Halloween hat
INTO JAPANESE
彼女はハロウィーンの帽子に座っていた
BACK INTO ENGLISH
She was sitting on a Halloween hat
You've done this before, haven't you.