YOU SAID:
My girlfriend is the most beautiful girl in the world
INTO JAPANESE
私のガールフレンドは世界で最も美しい女の子です
BACK INTO ENGLISH
My girlfriend is the most beautiful girl in the world
INTO JAPANESE
私のガールフレンドは世界で最も美しい女の子です
BACK INTO ENGLISH
My girlfriend is the most beautiful girl in the world
That didn't even make that much sense in English.