Nine persons were standing in a photograph these persons were related to each in some way. Either both or none of the parents of a child were there in the photograph. Sonu was the father of Beenu, who had 2 children. Raja was the only daughter of Beenu but Beenu was not the mother of Raja. Koko was the only sister-in-law of Ninu. Ninu was the only sibling of Beenu. Ninu's wife had only one child. Tinu was the granddaughter of Kiku who was the mother-in-law of Bala. Shalu was the son of Kiku's daughter-in-law.