pair,contact1,contact2,flow1,flow2 6lkq_2_,1,4,1,1 6lkq_2_,8,11,1,1 6lkq_2_,19,20,1,1 6lkq_2_,19,26,1,1 6lkq_2_,22,25,1,1 6lkq_2_,24,26,1,1 6lkq_2_,28,29,1,1 6lkq_2_,29,32,1,1 6lkq_2_,36,39,1,1 6lkq_2_,46,49,1,1 6lkq_2_,50,59,1,1 6lkq_2_,54,59,1,1 6lkq_2_,55,58,1,1 6lkq_2_,55,59,1,1 6lkq_2_,56,59,1,1 6lkq_2_,56,60,1,1 6lkq_2_,67,70,1,1 6lkq_2_,69,73,1,1 6lkq_2_,72,105,1,1 6lkq_2_,74,106,1,1 6lkq_2_,76,108,1,1 6lkq_2_,77,80,1,1 6lkq_2_,77,112,1,1 6lkq_2_,79,80,1,1 6lkq_2_,86,88,1,1 6lkq_2_,87,120,1,1 6lkq_2_,89,120,1,1 6lkq_2_,89,122,1,1 6lkq_2_,90,93,1,1 6lkq_2_,92,93,1,1 6lkq_2_,94,99,1,1 6lkq_2_,95,98,1,1 6lkq_2_,95,102,1,1 6lkq_2_,95,104,1,1 6lkq_2_,107,125,1,1 6lkq_2_,109,125,1,1 6lkq_2_,117,119,1,1 6lkq_2_,121,140,1,1 6lkq_2_,127,130,1,1 6lkq_2_,127,131,1,1 6lkq_2_,129,132,1,1 6lkq_2_,130,134,1,1 6lkq_2_,131,135,1,1 6lkq_2_,132,136,1,1 6lkq_2_,134,137,1,1 6lkq_2_,134,139,1,1 6lkq_2_,135,138,1,1