 File0.txt  chr0    000000  rs00000000  GG chr0    00000   rs00000000  AT chr0    000000  rs00000000  AA chr0    000000  rs0000000   CC chrX    000000  rs0000000   TT chrY    0000000 i0000000    GA chrY    0000000 rs0000000   GG chrM    00  i0000000    TA  