YOU SAID:

My mother is a Pringle and chocolate is not my little's sister's brother's friend's friend

INTO JAPANESE

私の母はプリングルで、チョコレートは私の妹の弟の友人の友人ではありません

BACK INTO ENGLISH

My mother is a pringle and chocolate is not a friend of my sister's younger brother's friend

INTO JAPANESE

私の母はプリングルでチョコレートは私の姉の弟の友人の友人ではありません

BACK INTO ENGLISH

My mother is a pringle and chocolate is not a friend of my sister's younger brother's friend