chr	pos	id	ref	alt	mat	pat	unphased	ref	alt	tot
chr12	14626741	rs78501191	T	G	TRUE	FALSE	FALSE	0	33	37
chr16	47526633	rs73547296	C	T	FALSE	TRUE	FALSE	1	31	32
chr19	21701718	rs74881281	T	G	TRUE	FALSE	FALSE	27	0	27
chr19	23546697	rs66494652	A	T	FALSE	TRUE	TRUE	27	0	27