pair,contact1,contact2,flow1,flow2 2vbs_A_,4,129,1,1 2vbs_A_,6,127,1,1 2vbs_A_,8,125,1,1 2vbs_A_,9,46,1,1 2vbs_A_,10,122,1,1 2vbs_A_,10,123,1,1 2vbs_A_,11,44,1,1 2vbs_A_,11,114,1,1 2vbs_A_,12,121,1,1 2vbs_A_,18,21,1,1 2vbs_A_,18,22,1,1 2vbs_A_,18,106,1,1 2vbs_A_,19,22,1,1 2vbs_A_,19,23,1,1 2vbs_A_,21,27,1,1 2vbs_A_,23,26,1,1 2vbs_A_,23,27,1,1 2vbs_A_,24,28,1,1 2vbs_A_,25,29,1,1 2vbs_A_,26,30,1,1 2vbs_A_,26,72,1,1 2vbs_A_,27,31,1,1 2vbs_A_,27,40,1,1 2vbs_A_,28,31,1,1 2vbs_A_,28,32,1,1 2vbs_A_,29,33,1,1 2vbs_A_,30,34,1,1 2vbs_A_,30,35,1,1 2vbs_A_,39,41,1,1 2vbs_A_,39,109,1,1 2vbs_A_,42,44,1,1 2vbs_A_,42,106,1,1 2vbs_A_,43,107,1,1 2vbs_A_,45,105,1,1 2vbs_A_,47,103,1,1 2vbs_A_,49,50,1,1 2vbs_A_,51,102,1,1 2vbs_A_,52,54,1,1 2vbs_A_,52,55,1,1 2vbs_A_,54,75,1,1 2vbs_A_,58,75,1,1 2vbs_A_,59,76,1,1 2vbs_A_,61,62,1,1 2vbs_A_,61,74,1,1 2vbs_A_,63,73,1,1 2vbs_A_,64,71,1,1 2vbs_A_,66,69,1,1 2vbs_A_,75,94,1,1 2vbs_A_,77,92,1,1 2vbs_A_,79,90,1,1 2vbs_A_,80,89,1,1 2vbs_A_,80,128,1,1 2vbs_A_,81,88,1,1 2vbs_A_,82,126,1,1 2vbs_A_,83,86,1,1 2vbs_A_,85,87,1,1 2vbs_A_,91,108,1,1 2vbs_A_,93,106,1,1 2vbs_A_,101,103,1,1 2vbs_A_,101,104,1,1 2vbs_A_,112,116,1,1 2vbs_A_,113,117,1,1 2vbs_A_,114,119,1,1 2vbs_A_,114,121,1,1 2vbs_A_,115,118,1,1 2vbs_A_,120,123,1,1