YOU SAID:

I ate potatoes for dinner last night

INTO JAPANESE

昨夜夕食にジャガイモを食べた

BACK INTO ENGLISH

Ate the potatoes for dinner last night

INTO JAPANESE

昨日の晩ご飯にジャガイモを食べた

BACK INTO ENGLISH

Last night ate a potato with rice

INTO JAPANESE

最後の夜は、ご飯とジャガイモを食べた

BACK INTO ENGLISH

Last night, ate rice and potatoes

INTO JAPANESE

最後の夜、米とジャガイモを食べた

BACK INTO ENGLISH

Last night, ate rice and potatoes