##fileformat=VCFv4.2
##reference=file://some/path/human_g1k_v37.fasta
##contig=<ID=ref>
##FORMAT=<ID=GT,Number=1,Type=String,Description="Genotype">
#CHROM	POS	ID	REF	ALT	QUAL	FILTER	INFO	FORMAT	sample
ref	3	.	GT	CC	.	PASS	.	GT	0/1
ref	5	.	A	C,CT	.	PASS	.	GT	0/2
ref	7	.	G	GC,GT	.	PASS	.	GT	1/2
