pair,contact1,contact2,flow1,flow2 8snd_B_,3,25,1,1 8snd_B_,5,23,1,1 8snd_B_,6,7,1,1 8snd_B_,6,118,1,1 8snd_B_,7,21,1,1 8snd_B_,13,16,1,1 8snd_B_,13,123,1,1 8snd_B_,14,123,1,1 8snd_B_,15,85,1,1 8snd_B_,17,83,1,1 8snd_B_,18,82,1,1 8snd_B_,20,80,1,1 8snd_B_,22,77,1,1 8snd_B_,22,78,1,1 8snd_B_,24,76,1,1 8snd_B_,28,31,1,1 8snd_B_,29,32,1,1 8snd_B_,30,53,1,1 8snd_B_,31,99,1,1 8snd_B_,32,71,1,1 8snd_B_,33,98,1,1 8snd_B_,34,51,1,1 8snd_B_,35,95,1,1 8snd_B_,35,96,1,1 8snd_B_,36,48,1,1 8snd_B_,36,49,1,1 8snd_B_,37,94,1,1 8snd_B_,38,46,1,1 8snd_B_,39,92,1,1 8snd_B_,40,43,1,1 8snd_B_,41,43,1,1 8snd_B_,48,60,1,1 8snd_B_,50,58,1,1 8snd_B_,52,54,1,1 8snd_B_,52,55,1,1 8snd_B_,52,56,1,1 8snd_B_,54,56,1,1 8snd_B_,59,69,1,1 8snd_B_,61,62,1,1 8snd_B_,66,83,1,1 8snd_B_,66,84,1,1 8snd_B_,66,89,1,1 8snd_B_,68,81,1,1 8snd_B_,70,79,1,1 8snd_B_,72,74,1,1 8snd_B_,72,75,1,1 8snd_B_,72,77,1,1 8snd_B_,83,84,1,1 8snd_B_,86,88,1,1 8snd_B_,86,89,1,1 8snd_B_,90,120,1,1 8snd_B_,91,120,1,1 8snd_B_,93,118,1,1 8snd_B_,97,113,1,1 8snd_B_,98,104,1,1 8snd_B_,105,111,1,1 8snd_B_,107,110,1,1 8snd_B_,108,111,1,1 8snd_B_,119,120,1,1