snp	chr	pos
Snp_01	chr1	721289
Snp_02	chr1	752565
Snp_03	chr1	777121
Snp_04	chr1	785988
Snp_05	chr1	792479
Snp_06	chr1	798958
Snp_07	chr1	888658
Snp_08	chr1	918572
Snp_09	chr1	926430
Snp_10	chr1	947033
Snp_11	chr2	721289
Snp_12	chr2	752565
Snp_13	chr2	777121
Snp_14	chr2	785988
Snp_15	chr2	792479