pair,contact1,contact2,flow1,flow2 2bt1_A_,4,247,1,1 2bt1_A_,5,245,1,1 2bt1_A_,5,247,1,1 2bt1_A_,6,49,1,1 2bt1_A_,7,247,1,1 2bt1_A_,7,249,1,1 2bt1_A_,8,47,1,1 2bt1_A_,10,45,1,1 2bt1_A_,11,13,1,1 2bt1_A_,12,29,1,1 2bt1_A_,13,29,1,1 2bt1_A_,15,27,1,1 2bt1_A_,17,25,1,1 2bt1_A_,18,25,1,1 2bt1_A_,20,23,1,1 2bt1_A_,21,241,1,1 2bt1_A_,23,229,1,1 2bt1_A_,24,104,1,1 2bt1_A_,25,103,1,1 2bt1_A_,26,102,1,1 2bt1_A_,28,30,1,1 2bt1_A_,28,95,1,1 2bt1_A_,28,96,1,1 2bt1_A_,28,98,1,1 2bt1_A_,28,100,1,1 2bt1_A_,30,31,1,1 2bt1_A_,32,95,1,1 2bt1_A_,34,93,1,1 2bt1_A_,35,38,1,1 2bt1_A_,35,87,1,1 2bt1_A_,39,86,1,1 2bt1_A_,39,174,1,1 2bt1_A_,40,85,1,1 2bt1_A_,42,83,1,1 2bt1_A_,44,81,1,1 2bt1_A_,45,80,1,1 2bt1_A_,46,81,1,1 2bt1_A_,47,254,1,1 2bt1_A_,49,75,1,1 2bt1_A_,49,77,1,1 2bt1_A_,51,54,1,1 2bt1_A_,52,54,1,1 2bt1_A_,55,107,1,1 2bt1_A_,56,73,1,1 2bt1_A_,57,105,1,1 2bt1_A_,58,71,1,1 2bt1_A_,59,103,1,1 2bt1_A_,59,229,1,1 2bt1_A_,60,68,1,1 2bt1_A_,61,101,1,1 2bt1_A_,61,103,1,1 2bt1_A_,62,64,1,1 2bt1_A_,62,99,1,1 2bt1_A_,64,66,1,1 2bt1_A_,67,86,1,1 2bt1_A_,67,88,1,1 2bt1_A_,68,69,1,1 2bt1_A_,69,84,1,1 2bt1_A_,74,76,1,1 2bt1_A_,74,77,1,1 2bt1_A_,77,80,1,1 2bt1_A_,86,173,1,1 2bt1_A_,96,99,1,1 2bt1_A_,106,242,1,1 2bt1_A_,108,216,1,1 2bt1_A_,108,219,1,1 2bt1_A_,109,128,1,1 2bt1_A_,110,214,1,1 2bt1_A_,111,127,1,1 2bt1_A_,111,129,1,1 2bt1_A_,117,123,1,1 2bt1_A_,118,121,1,1 2bt1_A_,118,155,1,1 2bt1_A_,120,135,1,1 2bt1_A_,122,133,1,1 2bt1_A_,122,135,1,1 2bt1_A_,125,129,1,1 2bt1_A_,126,129,1,1 2bt1_A_,132,212,1,1 2bt1_A_,133,169,1,1 2bt1_A_,133,208,1,1 2bt1_A_,134,209,1,1 2bt1_A_,134,210,1,1 2bt1_A_,135,206,1,1 2bt1_A_,136,206,1,1 2bt1_A_,136,207,1,1 2bt1_A_,139,205,1,1 2bt1_A_,140,203,1,1 2bt1_A_,142,195,1,1 2bt1_A_,142,201,1,1 2bt1_A_,143,146,1,1 2bt1_A_,143,195,1,1 2bt1_A_,145,195,1,1 2bt1_A_,146,195,1,1 2bt1_A_,147,193,1,1 2bt1_A_,147,194,1,1 2bt1_A_,148,193,1,1 2bt1_A_,150,191,1,1 2bt1_A_,151,190,1,1 2bt1_A_,152,189,1,1 2bt1_A_,157,214,1,1 2bt1_A_,159,162,1,1 2bt1_A_,160,162,1,1 2bt1_A_,161,217,1,1 2bt1_A_,162,163,1,1 2bt1_A_,163,165,1,1 2bt1_A_,163,215,1,1 2bt1_A_,164,183,1,1 2bt1_A_,164,184,1,1 2bt1_A_,165,213,1,1 2bt1_A_,166,182,1,1 2bt1_A_,167,211,1,1 2bt1_A_,168,211,1,1 2bt1_A_,169,173,1,1 2bt1_A_,170,174,1,1 2bt1_A_,171,175,1,1 2bt1_A_,172,177,1,1 2bt1_A_,173,176,1,1 2bt1_A_,176,196,1,1 2bt1_A_,178,194,1,1 2bt1_A_,180,192,1,1 2bt1_A_,182,183,1,1 2bt1_A_,185,188,1,1 2bt1_A_,195,197,1,1 2bt1_A_,195,199,1,1 2bt1_A_,197,199,1,1 2bt1_A_,204,207,1,1 2bt1_A_,216,218,1,1 2bt1_A_,216,219,1,1 2bt1_A_,217,220,1,1 2bt1_A_,218,240,1,1 2bt1_A_,219,240,1,1 2bt1_A_,221,223,1,1 2bt1_A_,221,238,1,1 2bt1_A_,223,228,1,1 2bt1_A_,225,227,1,1 2bt1_A_,225,228,1,1 2bt1_A_,229,231,1,1 2bt1_A_,229,239,1,1 2bt1_A_,249,252,1,1 2bt1_A_,250,253,1,1