a   b   i x   y
pan pan 1 new 0.72680286
eks pan 2 new 0.52215111
wye wye 3 new 0.33831853
eks wye 4 new 0.13418874
wye pan 5 new 0.86362447
zee pan 6 new 0.49322129
eks zee 7 new 0.18788492
