YOU SAID:
i love my girl dog penny
INTO JAPANESE
私は私の女の子の犬のペニーが大好きです
BACK INTO ENGLISH
I love my girl's dog, Penny.
INTO JAPANESE
女の子の犬、ペニーが大好きです。
BACK INTO ENGLISH
I love my girl's dog, Penny.
That didn't even make that much sense in English.