Помогите пожалуйста!Номер 6

Ann is John's wife
Stephen is David and Kate's son
Ann is Stephen's aunt
Sam is Mary's husband
Mary is Carrie, Jessica and Stephen's grandmother
Carrie and Jessica are Stephen's cousins
David is Carrie and Jessica's uncle
Jessica is Sam and Mary's granddaughter
Carrie is David and Kate's niece
Jessica is Ann and John's daughter

1) John's
2) David's and Kate's
3) Stephen's
4) Mary's
5) Carrie's, Jessica's and Stephen's
6) Stephen's
7) Carrie's and Jessica's
8) Sam's and Mary's
9) David's and Kate's
10) Ann's and John's