pair,contact1,contact2,flow1,flow2 3dfg_A_,2,5,1,1 3dfg_A_,2,6,1,1 3dfg_A_,3,7,1,1 3dfg_A_,4,8,1,1 3dfg_A_,5,9,1,1 3dfg_A_,6,10,1,1 3dfg_A_,6,28,1,1 3dfg_A_,7,11,1,1 3dfg_A_,8,12,1,1 3dfg_A_,10,13,1,1 3dfg_A_,10,14,1,1 3dfg_A_,14,15,1,1 3dfg_A_,14,16,1,1 3dfg_A_,14,20,1,1 3dfg_A_,16,24,1,1 3dfg_A_,16,48,1,1 3dfg_A_,17,20,1,1 3dfg_A_,17,21,1,1 3dfg_A_,18,22,1,1 3dfg_A_,18,48,1,1 3dfg_A_,18,50,1,1 3dfg_A_,19,23,1,1 3dfg_A_,19,77,1,1 3dfg_A_,20,24,1,1 3dfg_A_,21,25,1,1 3dfg_A_,22,26,1,1 3dfg_A_,23,27,1,1 3dfg_A_,25,28,1,1 3dfg_A_,25,30,1,1 3dfg_A_,26,29,1,1 3dfg_A_,31,35,1,1 3dfg_A_,32,36,1,1 3dfg_A_,33,37,1,1 3dfg_A_,34,38,1,1 3dfg_A_,35,39,1,1 3dfg_A_,36,40,1,1 3dfg_A_,37,41,1,1 3dfg_A_,38,42,1,1 3dfg_A_,39,43,1,1 3dfg_A_,40,44,1,1 3dfg_A_,41,45,1,1 3dfg_A_,42,47,1,1 3dfg_A_,42,48,1,1 3dfg_A_,43,46,1,1 3dfg_A_,48,50,1,1 3dfg_A_,49,51,1,1 3dfg_A_,49,52,1,1 3dfg_A_,49,53,1,1 3dfg_A_,50,54,1,1 3dfg_A_,51,55,1,1 3dfg_A_,52,56,1,1 3dfg_A_,53,56,1,1 3dfg_A_,53,57,1,1 3dfg_A_,54,58,1,1 3dfg_A_,55,59,1,1 3dfg_A_,56,60,1,1 3dfg_A_,57,61,1,1 3dfg_A_,58,62,1,1 3dfg_A_,59,63,1,1 3dfg_A_,60,63,1,1 3dfg_A_,60,64,1,1 3dfg_A_,61,64,1,1 3dfg_A_,61,66,1,1 3dfg_A_,61,74,1,1 3dfg_A_,62,65,1,1 3dfg_A_,65,129,1,1 3dfg_A_,67,71,1,1 3dfg_A_,67,129,1,1 3dfg_A_,68,72,1,1 3dfg_A_,69,73,1,1 3dfg_A_,69,130,1,1 3dfg_A_,70,74,1,1 3dfg_A_,71,75,1,1 3dfg_A_,72,76,1,1 3dfg_A_,73,77,1,1 3dfg_A_,74,77,1,1 3dfg_A_,74,78,1,1 3dfg_A_,75,78,1,1 3dfg_A_,76,79,1,1 3dfg_A_,81,84,1,1 3dfg_A_,81,85,1,1 3dfg_A_,82,83,1,1 3dfg_A_,82,86,1,1 3dfg_A_,83,87,1,1 3dfg_A_,84,88,1,1 3dfg_A_,85,89,1,1 3dfg_A_,86,90,1,1 3dfg_A_,88,91,1,1 3dfg_A_,89,92,1,1 3dfg_A_,95,98,1,1 3dfg_A_,95,99,1,1 3dfg_A_,96,100,1,1 3dfg_A_,97,101,1,1 3dfg_A_,97,135,1,1 3dfg_A_,98,102,1,1 3dfg_A_,99,103,1,1 3dfg_A_,100,104,1,1 3dfg_A_,101,105,1,1 3dfg_A_,102,106,1,1 3dfg_A_,103,107,1,1 3dfg_A_,104,108,1,1 3dfg_A_,105,109,1,1 3dfg_A_,109,112,1,1 3dfg_A_,115,118,1,1 3dfg_A_,115,119,1,1 3dfg_A_,116,120,1,1 3dfg_A_,117,121,1,1 3dfg_A_,118,122,1,1 3dfg_A_,119,123,1,1 3dfg_A_,119,140,1,1 3dfg_A_,120,124,1,1 3dfg_A_,121,125,1,1 3dfg_A_,122,126,1,1 3dfg_A_,123,127,1,1 3dfg_A_,124,128,1,1 3dfg_A_,125,129,1,1 3dfg_A_,126,131,1,1 3dfg_A_,127,130,1,1 3dfg_A_,132,135,1,1 3dfg_A_,132,136,1,1 3dfg_A_,133,137,1,1 3dfg_A_,134,138,1,1 3dfg_A_,135,139,1,1 3dfg_A_,136,140,1,1 3dfg_A_,137,140,1,1 3dfg_A_,137,142,1,1 3dfg_A_,138,141,1,1 3dfg_A_,139,141,1,1