LUcia is the grandmother
Robert is the grandfather.
Sonia is Lucia's granddaughter.
Perdro is Roberto's son.
Maya and Maria are Roberto's daughters.
Juan is Maya's husband and Sonia's father.
Lupita is Maria's sister-in-law.
Jhon and Peter are siblings and Lupita's children.
Sally and Luis are Sonia's cousins and Maaria's children.
Ken is Sally, Luis and Sonia's uncle. He is Maria's husband.
