YOU SAID:

you ate my pizza from your pizza into mine

INTO JAPANESE

あなたのピザから私のピザを私のものに食べた

BACK INTO ENGLISH

I ate my pizza for mine from your pizza

INTO JAPANESE

私はあなたのピザから私のために私のピザを食べました

BACK INTO ENGLISH

I ate my pizza for me from your pizza

INTO JAPANESE

私はあなたのピザから私のために私のピザを食べました

BACK INTO ENGLISH

I ate my pizza for me from your pizza