Lisa is Bart's ......
Sister.
Ling is Bart's...
Cousin
Bart is Lisa and Maggie's...
Brother
Marge is Bart's.........
Mother
Jackie is Bart's....
Grandmother
Abraham is Bart's...
Grandfather.
Herb is Bart's...
Uncle
Selma is Bart's ....
Aunt.
Maggie is Bart's....
Sister.
Homer is Bart's.....
Father.