YOU SAID:
Potato is a good food.
INTO JAPANESE
じゃがいもはおいしい食べ物です。
BACK INTO ENGLISH
Potatoes are a delicious food.
INTO JAPANESE
じゃがいもは美味しい食べ物です。
BACK INTO ENGLISH
Potatoes are a delicious food.
That didn't even make that much sense in English.