a   b   i  x          y          nr fnr nf filenum
pan pan 1  0.34679014 0.72680286 1  1   7  1
eks pan 2  0.75867996 0.52215111 2  2   7  1
wye wye 3  0.20460331 0.33831853 3  3   7  1
eks wye 4  0.38139939 0.13418874 4  4   7  1
wye pan 5  0.57328892 0.86362447 5  5   7  1
zee pan 6  0.52712616 0.49322129 6  6   7  1
eks zee 7  0.61178406 0.18788492 7  7   7  1
zee wye 8  0.59855401 0.97618139 8  8   7  1
hat wye 9  0.03144188 0.74955076 9  9   7  1
pan wye 10 0.50262601 0.95261836 10 10  7  1
pan pan 1  0.34679014 0.72680286 11 1   7  2
eks pan 2  0.75867996 0.52215111 12 2   7  2
wye wye 3  0.20460331 0.33831853 13 3   7  2
eks wye 4  0.38139939 0.13418874 14 4   7  2
wye pan 5  0.57328892 0.86362447 15 5   7  2
zee pan 6  0.52712616 0.49322129 16 6   7  2
eks zee 7  0.61178406 0.18788492 17 7   7  2
zee wye 8  0.59855401 0.97618139 18 8   7  2
hat wye 9  0.03144188 0.74955076 19 9   7  2
pan wye 10 0.50262601 0.95261836 20 10  7  2
