YOU SAID:

MY PERSON HAS A DOG THAT HAS A COUSIN WHO IS MY SISTERS’ DOG

INTO JAPANESE

私の人物は私の姉妹の犬であるということ

BACK INTO ENGLISH

That my character is my sister's dog

INTO JAPANESE

私の性格は私の姉の犬であること

BACK INTO ENGLISH

My character is that my sister's dog

INTO JAPANESE

私の性格は私の姉の犬です

BACK INTO ENGLISH

My character is my sister's dog

INTO JAPANESE

私の性格は私の姉の犬です

BACK INTO ENGLISH

My character is my sister's dog