#Family_ID	Individual_ID	Paternal_ID	Maternal_ID	Sex	Phenotype	ethnicity
family_1	child_1	dad_1	mom_1	1	2	caucasian
family_2	child_2	dad_2	mom_2	1	2	caucasian
family_2	dad_2	-9	-9	1	1	caucasian
family_2	mom_2	-9	-9	2	1	caucasian
family_1	dad_1	-9	-9	1	1	caucasian
family_1	mom_1	-9	-9	2	1	caucasian
family_3	child_3	dad_3	mom_3	1	2	caucasian
family_3	dad_3	-9	-9	1	1	caucasian
family_3	mom_3	-9	-9	2	1	caucasian
family_4	child_4	dad_4	mom_4	1	2	caucasianNEuropean
family_4	dad_4	-9	-9	1	1	caucasianNEuropean
family_4	mom_4	dad_4	mom_4	2	1	caucasianNEuropean
family_4	kid_4	dad_4	mom_4	2	2	caucasianNEuropean
family_4	kid_4.1	dad_4	mom_4	2	2	caucasianNEuropean
