a/,b/,i/,x/,y/
wye/,eks/,0/,0.641593543645736508/,0.262688053894177098
eks/,zee/,1/,0.827614412562742041/,0.715431942006308552
zee/,zee/,2/,0.923068348748175560/,0.009737410587136359
zee/,pan/,3/,0.000047786161325772/,0.803142013402256216
zee/,hat/,4/,0.676537984365847889/,0.573903236805416328