1. Joseph and Grace are Oliver's grandparents.
2. Joseph and Grace are are Mark and Emma's parents.
3. Mark and Emma are Joseph and Grace's children.
4. David is Oliver's uncle.
5. Clare is Daniel and Laura's aunt.
6. Daniel is Mark's nephew.
7. Laura is Mark's niece.
8. Daniel and Oliver are cousins.
9. Laura is Joseph and Grace's granddaughter.
10. Daniel is Joseph and Grace's grandson.