YOU SAID:
If someone is eating the pizza is someone is eating the pizza
INTO JAPANESE
誰かがピザを食べているなら、誰かがピザを食べている
BACK INTO ENGLISH
If someone is eating pizza, someone is eating pizza
INTO JAPANESE
誰かがピザを食べているなら、誰かがピザを食べている
BACK INTO ENGLISH
If someone is eating pizza, someone is eating pizza
That didn't even make that much sense in English.