a   b   sums
pan pan 0.3467901443380824
pan wye 0.5026260055412137
eks pan 0.7586799647899636
eks wye 0.38139939387114097
eks zee 0.6117840605678454
wye wye 0.20460330576630303
wye pan 0.5732889198020006
zee pan 0.5271261600918548
zee wye 0.5985540091064224
hat wye 0.03144187646093577
