pair,contact1,contact2,flow1,flow2 2brg_A_,4,6,1,1 2brg_A_,4,21,1,1 2brg_A_,7,19,1,1 2brg_A_,8,16,1,1 2brg_A_,9,17,1,1 2brg_A_,10,17,1,1 2brg_A_,14,35,1,1 2brg_A_,16,18,1,1 2brg_A_,16,33,1,1 2brg_A_,18,31,1,1 2brg_A_,20,29,1,1 2brg_A_,22,23,1,1 2brg_A_,22,24,1,1 2brg_A_,22,27,1,1 2brg_A_,30,72,1,1 2brg_A_,32,43,1,1 2brg_A_,32,70,1,1 2brg_A_,32,136,1,1 2brg_A_,34,68,1,1 2brg_A_,36,66,1,1 2brg_A_,39,43,1,1 2brg_A_,39,138,1,1 2brg_A_,40,44,1,1 2brg_A_,41,45,1,1 2brg_A_,42,46,1,1 2brg_A_,42,141,1,1 2brg_A_,43,47,1,1 2brg_A_,44,48,1,1 2brg_A_,46,49,1,1 2brg_A_,47,50,1,1 2brg_A_,48,61,1,1 2brg_A_,51,108,1,1 2brg_A_,52,55,1,1 2brg_A_,53,133,1,1 2brg_A_,54,132,1,1 2brg_A_,54,134,1,1 2brg_A_,56,134,1,1 2brg_A_,57,73,1,1 2brg_A_,59,71,1,1 2brg_A_,60,71,1,1 2brg_A_,62,69,1,1 2brg_A_,64,67,1,1 2brg_A_,68,69,1,1 2brg_A_,73,75,1,1 2brg_A_,73,133,1,1 2brg_A_,75,78,1,1 2brg_A_,77,83,1,1 2brg_A_,78,126,1,1 2brg_A_,79,82,1,1 2brg_A_,80,83,1,1 2brg_A_,80,124,1,1 2brg_A_,81,84,1,1 2brg_A_,83,130,1,1 2brg_A_,85,88,1,1 2brg_A_,85,89,1,1 2brg_A_,87,192,1,1 2brg_A_,87,221,1,1 2brg_A_,91,95,1,1 2brg_A_,92,96,1,1 2brg_A_,92,252,1,1 2brg_A_,93,97,1,1 2brg_A_,94,98,1,1 2brg_A_,95,99,1,1 2brg_A_,96,100,1,1 2brg_A_,96,252,1,1 2brg_A_,96,255,1,1 2brg_A_,97,101,1,1 2brg_A_,97,130,1,1 2brg_A_,98,102,1,1 2brg_A_,99,103,1,1 2brg_A_,100,104,1,1 2brg_A_,100,253,1,1 2brg_A_,101,105,1,1 2brg_A_,101,131,1,1 2brg_A_,101,132,1,1 2brg_A_,102,106,1,1 2brg_A_,103,107,1,1 2brg_A_,104,108,1,1 2brg_A_,105,109,1,1 2brg_A_,106,110,1,1 2brg_A_,107,111,1,1 2brg_A_,109,112,1,1 2brg_A_,109,114,1,1 2brg_A_,110,113,1,1 2brg_A_,110,144,1,1 2brg_A_,110,178,1,1 2brg_A_,113,143,1,1 2brg_A_,113,144,1,1 2brg_A_,115,141,1,1 2brg_A_,115,178,1,1 2brg_A_,116,118,1,1 2brg_A_,116,135,1,1 2brg_A_,117,139,1,1 2brg_A_,117,178,1,1 2brg_A_,118,123,1,1 2brg_A_,118,158,1,1 2brg_A_,120,123,1,1 2brg_A_,120,158,1,1 2brg_A_,121,124,1,1 2brg_A_,123,135,1,1 2brg_A_,125,133,1,1 2brg_A_,127,129,1,1 2brg_A_,127,130,1,1 2brg_A_,127,131,1,1 2brg_A_,136,138,1,1 2brg_A_,137,140,1,1 2brg_A_,143,150,1,1 2brg_A_,145,148,1,1 2brg_A_,149,173,1,1 2brg_A_,152,172,1,1 2brg_A_,158,161,1,1 2brg_A_,159,162,1,1 2brg_A_,163,166,1,1 2brg_A_,164,167,1,1 2brg_A_,165,168,1,1 2brg_A_,165,241,1,1 2brg_A_,168,201,1,1 2brg_A_,174,177,1,1 2brg_A_,175,179,1,1 2brg_A_,176,180,1,1 2brg_A_,176,241,1,1 2brg_A_,177,181,1,1 2brg_A_,178,181,1,1 2brg_A_,178,182,1,1 2brg_A_,180,183,1,1 2brg_A_,180,184,1,1 2brg_A_,181,185,1,1 2brg_A_,182,186,1,1 2brg_A_,183,187,1,1 2brg_A_,184,188,1,1 2brg_A_,185,189,1,1 2brg_A_,186,190,1,1 2brg_A_,187,190,1,1 2brg_A_,188,191,1,1 2brg_A_,188,192,1,1 2brg_A_,191,221,1,1 2brg_A_,193,221,1,1 2brg_A_,198,200,1,1 2brg_A_,200,202,1,1 2brg_A_,200,203,1,1 2brg_A_,201,207,1,1 2brg_A_,203,205,1,1 2brg_A_,203,207,1,1 2brg_A_,204,208,1,1 2brg_A_,205,209,1,1 2brg_A_,206,210,1,1 2brg_A_,206,236,1,1 2brg_A_,207,211,1,1 2brg_A_,208,213,1,1 2brg_A_,209,212,1,1 2brg_A_,209,234,1,1 2brg_A_,211,213,1,1 2brg_A_,213,216,1,1 2brg_A_,216,220,1,1 2brg_A_,218,221,1,1 2brg_A_,219,222,1,1 2brg_A_,223,225,1,1 2brg_A_,223,227,1,1 2brg_A_,224,228,1,1 2brg_A_,225,228,1,1 2brg_A_,226,230,1,1 2brg_A_,227,231,1,1 2brg_A_,229,232,1,1 2brg_A_,229,233,1,1 2brg_A_,230,234,1,1 2brg_A_,232,242,1,1 2brg_A_,232,250,1,1 2brg_A_,235,241,1,1 2brg_A_,236,241,1,1 2brg_A_,237,239,1,1 2brg_A_,237,240,1,1 2brg_A_,243,247,1,1 2brg_A_,244,248,1,1 2brg_A_,246,249,1,1 2brg_A_,247,250,1,1 2brg_A_,248,254,1,1 2brg_A_,250,253,1,1 2brg_A_,250,254,1,1 2brg_A_,252,255,1,1