YOU SAID:
there once was a egg in your mothers house
INTO JAPANESE
かつてあなたの母親の家に卵があった
BACK INTO ENGLISH
There used to be eggs in your mother's house.
INTO JAPANESE
お母さんの家には卵があった
BACK INTO ENGLISH
There were eggs in your mother's house.
INTO JAPANESE
あなたのお母さんの家に卵があった。
BACK INTO ENGLISH
There was an egg in your mother's house.
INTO JAPANESE
あなたのお母さんの家に卵があった。
BACK INTO ENGLISH
There was an egg in your mother's house.
That didn't even make that much sense in English.