pair,contact1,contact2,flow1,flow2 4hil_A_,4,77,1,1 4hil_A_,6,77,1,1 4hil_A_,6,79,1,1 4hil_A_,7,10,1,1 4hil_A_,7,11,1,1 4hil_A_,7,82,1,1 4hil_A_,8,12,1,1 4hil_A_,8,82,1,1 4hil_A_,10,13,1,1 4hil_A_,10,14,1,1 4hil_A_,11,14,1,1 4hil_A_,14,21,1,1 4hil_A_,16,18,1,1 4hil_A_,16,19,1,1 4hil_A_,16,20,1,1 4hil_A_,20,31,1,1 4hil_A_,20,32,1,1 4hil_A_,21,50,1,1 4hil_A_,22,29,1,1 4hil_A_,23,51,1,1 4hil_A_,23,53,1,1 4hil_A_,24,27,1,1 4hil_A_,25,54,1,1 4hil_A_,25,58,1,1 4hil_A_,26,78,1,1 4hil_A_,28,75,1,1 4hil_A_,28,76,1,1 4hil_A_,30,32,1,1 4hil_A_,30,73,1,1 4hil_A_,31,34,1,1 4hil_A_,31,35,1,1 4hil_A_,33,72,1,1 4hil_A_,34,37,1,1 4hil_A_,34,38,1,1 4hil_A_,38,41,1,1 4hil_A_,42,45,1,1 4hil_A_,42,46,1,1 4hil_A_,43,47,1,1 4hil_A_,45,48,1,1 4hil_A_,46,49,1,1 4hil_A_,48,51,1,1 4hil_A_,48,56,1,1 4hil_A_,52,54,1,1 4hil_A_,53,57,1,1 4hil_A_,54,58,1,1 4hil_A_,55,59,1,1 4hil_A_,56,60,1,1 4hil_A_,57,62,1,1 4hil_A_,58,61,1,1 4hil_A_,58,67,1,1 4hil_A_,63,66,1,1 4hil_A_,63,67,1,1 4hil_A_,64,68,1,1 4hil_A_,65,69,1,1 4hil_A_,66,69,1,1 4hil_A_,67,70,1,1 4hil_A_,68,71,1,1 4hil_A_,69,72,1,1 4hil_A_,70,73,1,1 4hil_A_,70,74,1,1 4hil_A_,74,77,1,1 4hil_A_,79,81,1,1 4hil_A_,79,82,1,1 4hil_A_,80,83,1,1