a   b   i           x          y
pan pan 1.00000000  0.34680000 0.72680000
eks pan 2.00000000  0.75870000 -0.52220000
wye wye 3.00000000  0.20460000 0.33830000
eks wye 4.00000000  0.38140000 -0.13420000
wye pan 5.00000000  0.57330000 0.86360000
zee pan 6.00000000  0.52710000 -0.49320000
eks zee 7.00000000  0.61180000 0.18790000
zee wye 8.00000000  0.59860000 0.97620000
hat wye 9.00000000  0.03144000 -0.74960000
pan wye 10.00000000 0.50260000 0.95260000
