YOU SAID:
i am a girl who is a volleyball player
INTO JAPANESE
私はバレーボール選手である女の子です
BACK INTO ENGLISH
I'm a volleyball player, a girl.
INTO JAPANESE
私はバレーボール選手で、女の子です。
BACK INTO ENGLISH
I am a volleyball player and a girl.
INTO JAPANESE
私はバレーボール選手で、女の子です。
BACK INTO ENGLISH
I am a volleyball player and a girl.
That didn't even make that much sense in English.