YOU SAID:

I broke a door off of a doorway and then killed somebody with it

INTO JAPANESE

私は出入り口のドアを壊したし、それを誰かが死亡しました。

BACK INTO ENGLISH

I broke the entrance door and someone died.

INTO JAPANESE

私は玄関ドアを壊し、誰かが死亡した。

BACK INTO ENGLISH

I broke the entrance door and someone died.