Individualid	Familyid	Gender	Mother	Father
m100	cs_001	m	.	.
m101	cs_001	f	.	.
m102	cs_001	m	m101	m100
m103	cs_001	f	m101	m100
m104	cs_001	m	.	.
m105	cs_001	f	m101	m100
m106	cs_001	m	.	.
m107	cs_001	m	m101	m100
m109	cs_001	m	m103	m104
m108	cs_001	m	m103	m104
m110	cs_001	m	m114	m108
m111	cs_001	m	m114	m108
m114	cs_001	f	m105	m106
m112	cs_001	m	m105	m106