a   b   i  x                   y                   u v
eks wye 4  0.38139939387114097 0.13418874328430463 1 2
wye pan 5  0.5732889198020006  0.8636244699032729  1 2
zee pan 6  0.5271261600918548  0.49322128674835697 1 2
eks zee 7  0.6117840605678454  0.1878849191181694  1 2
zee wye 8  0.5985540091064224  0.976181385699006   1 2
hat wye 9  0.03144187646093577 0.7495507603507059  1 2
pan wye 10 0.5026260055412137  0.9526183602969864  1 2
