a   b   i x          y          5
pan pan 1 0.34679014 0.72680286 new
eks pan 2 0.75867996 0.52215111 new
wye wye 3 0.20460331 0.33831853 new
eks wye 4 0.38139939 0.13418874 new
wye pan 5 0.57328892 0.86362447 new
zee pan 6 0.52712616 0.49322129 new
eks zee 7 0.61178406 0.18788492 new
