##fileformat=VCFv4.2
##FILTER=<ID=PASS,Description="All filters passed">
##FORMAT=<ID=GT,Number=1,Type=String,Description="Genotype">
##contig=<ID=1>
##contig=<ID=2>
##contig=<ID=3>
##contig=<ID=4>
##contig=<ID=5>
##contig=<ID=6>
##contig=<ID=X>
##contig=<ID=Y>
#CHROM	POS	ID	REF	ALT	QUAL	FILTER	INFO	FORMAT	mom1	dad1	child1
1	103	.	A	G	100	PASS	.	GT	./.	0/0	1/1
1	104	.	A	G	100	PASS	.	GT	.	0/0	1/1
1	105	.	A	G	100	PASS	.	GT	.	0/0	0/1
X	104	.	A	G	100	PASS	.	GT	.	0	1
X	105	.	A	G	100	PASS	.	GT	.	0	0/1
Y	103	.	A	G	100	PASS	.	GT	.	0	.
