YOU SAID:
Mr. lister the sister fister.
INTO JAPANESE
ミスター・リスターは妹の妹。
BACK INTO ENGLISH
Mr. Lister is a younger sister.
INTO JAPANESE
リスター氏は妹です。
BACK INTO ENGLISH
Mr. Lister is a sister.
INTO JAPANESE
リスター氏は姉妹です。
BACK INTO ENGLISH
Mr. Lister is a sister.
Well done, yes, well done!