YOU SAID:
you were such a liar i wonder why i believed you when you said you loved me
INTO JAPANESE
あなたはそんな嘘つきでした
BACK INTO ENGLISH
You were such a liar
INTO JAPANESE
あなたはそんな嘘つきだった
BACK INTO ENGLISH
You were such a liar
That didn't even make that much sense in English.