pair,contact1,contact2,flow1,flow2 3gsn_B_,4,23,1,1 3gsn_B_,5,88,1,1 3gsn_B_,5,107,1,1 3gsn_B_,6,21,1,1 3gsn_B_,8,109,1,1 3gsn_B_,10,111,1,1 3gsn_B_,12,111,1,1 3gsn_B_,12,113,1,1 3gsn_B_,13,16,1,1 3gsn_B_,14,113,1,1 3gsn_B_,14,114,1,1 3gsn_B_,15,79,1,1 3gsn_B_,15,80,1,1 3gsn_B_,16,80,1,1 3gsn_B_,18,77,1,1 3gsn_B_,20,75,1,1 3gsn_B_,22,73,1,1 3gsn_B_,24,71,1,1 3gsn_B_,28,67,1,1 3gsn_B_,28,92,1,1 3gsn_B_,29,67,1,1 3gsn_B_,29,94,1,1 3gsn_B_,29,96,1,1 3gsn_B_,30,93,1,1 3gsn_B_,31,48,1,1 3gsn_B_,32,91,1,1 3gsn_B_,33,45,1,1 3gsn_B_,33,46,1,1 3gsn_B_,33,73,1,1 3gsn_B_,34,89,1,1 3gsn_B_,35,37,1,1 3gsn_B_,35,43,1,1 3gsn_B_,35,83,1,1 3gsn_B_,36,86,1,1 3gsn_B_,36,87,1,1 3gsn_B_,37,40,1,1 3gsn_B_,37,43,1,1 3gsn_B_,37,86,1,1 3gsn_B_,44,59,1,1 3gsn_B_,46,60,1,1 3gsn_B_,47,55,1,1 3gsn_B_,48,53,1,1 3gsn_B_,48,67,1,1 3gsn_B_,49,96,1,1 3gsn_B_,50,53,1,1 3gsn_B_,52,67,1,1 3gsn_B_,60,63,1,1 3gsn_B_,62,84,1,1 3gsn_B_,63,88,1,1 3gsn_B_,64,76,1,1 3gsn_B_,67,69,1,1 3gsn_B_,67,70,1,1 3gsn_B_,81,84,1,1 3gsn_B_,84,88,1,1 3gsn_B_,85,112,1,1 3gsn_B_,86,110,1,1 3gsn_B_,88,108,1,1 3gsn_B_,90,105,1,1 3gsn_B_,92,103,1,1 3gsn_B_,95,98,1,1 3gsn_B_,115,117,1,1 3gsn_B_,115,118,1,1 3gsn_B_,116,119,1,1 3gsn_B_,117,226,1,1 3gsn_B_,119,226,1,1 3gsn_B_,120,150,1,1 3gsn_B_,123,147,1,1 3gsn_B_,125,145,1,1 3gsn_B_,127,143,1,1 3gsn_B_,130,132,1,1 3gsn_B_,130,133,1,1 3gsn_B_,130,134,1,1 3gsn_B_,133,136,1,1 3gsn_B_,133,137,1,1 3gsn_B_,133,141,1,1 3gsn_B_,138,197,1,1 3gsn_B_,140,195,1,1 3gsn_B_,142,193,1,1 3gsn_B_,144,191,1,1 3gsn_B_,146,189,1,1 3gsn_B_,149,187,1,1 3gsn_B_,151,153,1,1 3gsn_B_,153,214,1,1 3gsn_B_,155,212,1,1 3gsn_B_,155,214,1,1 3gsn_B_,157,159,1,1 3gsn_B_,157,210,1,1 3gsn_B_,158,191,1,1 3gsn_B_,160,162,1,1 3gsn_B_,160,163,1,1 3gsn_B_,161,205,1,1 3gsn_B_,161,206,1,1 3gsn_B_,162,163,1,1 3gsn_B_,170,192,1,1 3gsn_B_,172,190,1,1 3gsn_B_,176,188,1,1 3gsn_B_,178,186,1,1 3gsn_B_,179,181,1,1 3gsn_B_,185,186,1,1 3gsn_B_,190,192,1,1 3gsn_B_,196,198,1,1 3gsn_B_,196,199,1,1 3gsn_B_,196,200,1,1 3gsn_B_,197,201,1,1 3gsn_B_,200,241,1,1 3gsn_B_,201,241,1,1 3gsn_B_,202,204,1,1 3gsn_B_,202,205,1,1 3gsn_B_,205,240,1,1 3gsn_B_,206,237,1,1 3gsn_B_,207,238,1,1 3gsn_B_,209,236,1,1 3gsn_B_,211,234,1,1 3gsn_B_,213,232,1,1 3gsn_B_,216,229,1,1 3gsn_B_,216,231,1,1 3gsn_B_,217,220,1,1 3gsn_B_,217,228,1,1 3gsn_B_,220,228,1,1 3gsn_B_,222,226,1,1 3gsn_B_,228,230,1,1