chr	pos	id	ref	alt	mat	pat	unphased	ref	alt	tot
chr6	31238661	rs114473824	G	A	FALSE	TRUE	FALSE	0	29	33
chr6	31238662	rs115711889	A	G	FALSE	TRUE	FALSE	0	28	32
chr9	66457498	rs113875913	G	T	TRUE	FALSE	FALSE	28	0	29