YOU SAID:
He went to the store to buy a big tasty pizza
INTO JAPANESE
彼は大きなおいしいピザを買うために店に行きました
BACK INTO ENGLISH
He went to the store to buy a big tasty pizza
INTO JAPANESE
彼は大きなおいしいピザを買うために店に行きました
BACK INTO ENGLISH
He went to the store to buy a big tasty pizza
That didn't even make that much sense in English.