##fileformat=VCFv4.1
##FORMAT=<ID=GT,Number=1,Type=String,Description="Genotype">
##contig=<ID=1>
#CHROM	POS	ID	REF	ALT	QUAL	FILTER	INFO	FORMAT	mother	father	child
1	80050	.	G	A	.	.	.	GT	0/1	0/0	0/0
1	80060	.	G	A	.	.	.	GT	0/1	0/0	0/0
1	80438	.	G	A	.	.	.	GT	0/1	0/0	0/1
