Thank you for also reading the numbers in front of the sentences :-)
1.Her step-sons are William and Harry.
2.His mother is Meghan Markle.
3.Their sister is Charlotte.
4.Her ex-husband is Charles.
5.His wife is Elizabeth.
6.Her cousin is Archie.
7.His nephews are George and Louis.
8.Her daughter is Charlotte.
9.Her grandsons are William and Harry.