pair,contact1,contact2,flow1,flow2 3r1f_A_,2,5,1,1 3r1f_A_,2,6,1,1 3r1f_A_,3,7,1,1 3r1f_A_,4,8,1,1 3r1f_A_,5,9,1,1 3r1f_A_,6,74,1,1 3r1f_A_,7,11,1,1 3r1f_A_,8,12,1,1 3r1f_A_,8,46,1,1 3r1f_A_,9,13,1,1 3r1f_A_,9,81,1,1 3r1f_A_,9,85,1,1 3r1f_A_,10,14,1,1 3r1f_A_,23,27,1,1 3r1f_A_,24,28,1,1 3r1f_A_,24,46,1,1 3r1f_A_,25,29,1,1 3r1f_A_,26,30,1,1 3r1f_A_,27,31,1,1 3r1f_A_,28,31,1,1 3r1f_A_,28,32,1,1 3r1f_A_,29,33,1,1 3r1f_A_,31,34,1,1 3r1f_A_,31,36,1,1 3r1f_A_,32,35,1,1 3r1f_A_,38,42,1,1 3r1f_A_,39,43,1,1 3r1f_A_,40,44,1,1 3r1f_A_,41,45,1,1 3r1f_A_,42,46,1,1 3r1f_A_,43,46,1,1 3r1f_A_,43,47,1,1 3r1f_A_,44,47,1,1 3r1f_A_,44,49,1,1 3r1f_A_,44,50,1,1 3r1f_A_,51,52,1,1 3r1f_A_,54,57,1,1 3r1f_A_,56,59,1,1 3r1f_A_,57,60,1,1 3r1f_A_,58,62,1,1 3r1f_A_,60,63,1,1 3r1f_A_,60,64,1,1 3r1f_A_,61,66,1,1 3r1f_A_,67,70,1,1 3r1f_A_,68,72,1,1 3r1f_A_,69,72,1,1 3r1f_A_,69,73,1,1 3r1f_A_,73,75,1,1 3r1f_A_,73,76,1,1 3r1f_A_,73,77,1,1 3r1f_A_,74,78,1,1 3r1f_A_,75,79,1,1 3r1f_A_,76,80,1,1 3r1f_A_,77,81,1,1 3r1f_A_,78,82,1,1 3r1f_A_,80,83,1,1 3r1f_A_,80,84,1,1 3r1f_A_,81,85,1,1 3r1f_A_,82,86,1,1 3r1f_A_,83,87,1,1 3r1f_A_,84,88,1,1 3r1f_A_,85,89,1,1 3r1f_A_,87,90,1,1 3r1f_A_,88,91,1,1 3r1f_A_,91,94,1,1 3r1f_A_,94,98,1,1 3r1f_A_,95,99,1,1 3r1f_A_,97,100,1,1 3r1f_A_,97,101,1,1 3r1f_A_,101,109,1,1 3r1f_A_,105,109,1,1 3r1f_A_,106,110,1,1 3r1f_A_,107,111,1,1 3r1f_A_,109,112,1,1 3r1f_A_,109,113,1,1 3r1f_A_,110,114,1,1 3r1f_A_,112,115,1,1 3r1f_A_,112,116,1,1 3r1f_A_,113,117,1,1 3r1f_A_,114,118,1,1 3r1f_A_,115,118,1,1 3r1f_A_,116,119,1,1 3r1f_A_,117,120,1,1