pair,contact1,contact2,flow1,flow2 1bcs_B_,3,5,1,1 1bcs_B_,3,9,1,1 1bcs_B_,5,8,1,1 1bcs_B_,6,10,1,1 1bcs_B_,7,11,1,1 1bcs_B_,8,12,1,1 1bcs_B_,9,13,1,1 1bcs_B_,10,14,1,1 1bcs_B_,11,15,1,1 1bcs_B_,13,16,1,1 1bcs_B_,14,20,1,1 1bcs_B_,15,35,1,1 1bcs_B_,16,18,1,1 1bcs_B_,16,20,1,1 1bcs_B_,17,21,1,1 1bcs_B_,18,22,1,1 1bcs_B_,19,23,1,1 1bcs_B_,20,25,1,1 1bcs_B_,21,24,1,1 1bcs_B_,26,29,1,1 1bcs_B_,26,31,1,1 1bcs_B_,39,42,1,1 1bcs_B_,39,43,1,1 1bcs_B_,41,44,1,1 1bcs_B_,42,45,1,1 1bcs_B_,52,54,1,1 1bcs_B_,53,57,1,1 1bcs_B_,54,58,1,1 1bcs_B_,55,59,1,1 1bcs_B_,56,60,1,1 1bcs_B_,57,61,1,1 1bcs_B_,58,62,1,1 1bcs_B_,59,63,1,1 1bcs_B_,60,65,1,1 1bcs_B_,61,64,1,1 1bcs_B_,66,144,1,1 1bcs_B_,67,118,1,1 1bcs_B_,69,118,1,1 1bcs_B_,69,120,1,1 1bcs_B_,71,120,1,1 1bcs_B_,71,122,1,1 1bcs_B_,72,75,1,1 1bcs_B_,73,122,1,1 1bcs_B_,73,124,1,1 1bcs_B_,74,125,1,1 1bcs_B_,75,77,1,1 1bcs_B_,75,78,1,1 1bcs_B_,75,127,1,1 1bcs_B_,79,83,1,1 1bcs_B_,80,84,1,1 1bcs_B_,81,85,1,1 1bcs_B_,82,86,1,1 1bcs_B_,83,87,1,1 1bcs_B_,84,88,1,1 1bcs_B_,85,89,1,1 1bcs_B_,87,90,1,1 1bcs_B_,88,91,1,1 1bcs_B_,93,115,1,1 1bcs_B_,94,112,1,1 1bcs_B_,95,113,1,1 1bcs_B_,96,113,1,1 1bcs_B_,98,112,1,1 1bcs_B_,99,111,1,1 1bcs_B_,99,150,1,1 1bcs_B_,101,108,1,1 1bcs_B_,101,109,1,1 1bcs_B_,101,121,1,1 1bcs_B_,102,151,1,1 1bcs_B_,103,106,1,1 1bcs_B_,103,135,1,1 1bcs_B_,106,136,1,1 1bcs_B_,107,123,1,1 1bcs_B_,108,123,1,1 1bcs_B_,110,121,1,1 1bcs_B_,111,119,1,1 1bcs_B_,112,119,1,1 1bcs_B_,114,117,1,1 1bcs_B_,122,125,1,1 1bcs_B_,128,131,1,1 1bcs_B_,128,132,1,1 1bcs_B_,129,133,1,1 1bcs_B_,132,133,1,1 1bcs_B_,133,137,1,1 1bcs_B_,134,138,1,1 1bcs_B_,135,139,1,1 1bcs_B_,136,140,1,1 1bcs_B_,137,141,1,1 1bcs_B_,138,142,1,1 1bcs_B_,139,143,1,1 1bcs_B_,140,144,1,1 1bcs_B_,141,145,1,1 1bcs_B_,142,146,1,1 1bcs_B_,143,148,1,1 1bcs_B_,144,147,1,1