YOU SAID:
Eat it, it probably isn't poison.
INTO JAPANESE
それはおそらく有害ではない、それを食べる。
BACK INTO ENGLISH
It's not likely harmful, eat it.
INTO JAPANESE
そうだ、有害なそれを食べる。
BACK INTO ENGLISH
Yes, harmful to eat it.
INTO JAPANESE
はい、それを食べるに有害であります。
BACK INTO ENGLISH
Yes, it is harmful to eat it.
INTO JAPANESE
はい、それを食べるに有害です。
BACK INTO ENGLISH
Yes, it is harmful to eat it.
That didn't even make that much sense in English.