pair,contact1,contact2,flow1,flow2 1f2t_B_,1,5,1,1 1f2t_B_,2,6,1,1 1f2t_B_,3,7,1,1 1f2t_B_,4,8,1,1 1f2t_B_,5,9,1,1 1f2t_B_,6,10,1,1 1f2t_B_,7,11,1,1 1f2t_B_,8,12,1,1 1f2t_B_,9,13,1,1 1f2t_B_,10,14,1,1 1f2t_B_,11,15,1,1 1f2t_B_,12,16,1,1 1f2t_B_,13,17,1,1 1f2t_B_,14,18,1,1 1f2t_B_,14,28,1,1 1f2t_B_,15,19,1,1 1f2t_B_,16,20,1,1 1f2t_B_,17,21,1,1 1f2t_B_,18,21,1,1 1f2t_B_,18,23,1,1 1f2t_B_,19,22,1,1 1f2t_B_,20,96,1,1 1f2t_B_,21,24,1,1 1f2t_B_,21,25,1,1 1f2t_B_,22,103,1,1 1f2t_B_,24,57,1,1 1f2t_B_,25,57,1,1 1f2t_B_,26,42,1,1 1f2t_B_,27,42,1,1 1f2t_B_,29,40,1,1 1f2t_B_,31,38,1,1 1f2t_B_,31,47,1,1 1f2t_B_,33,36,1,1 1f2t_B_,41,48,1,1 1f2t_B_,43,46,1,1 1f2t_B_,49,52,1,1 1f2t_B_,50,53,1,1 1f2t_B_,54,57,1,1 1f2t_B_,54,58,1,1 1f2t_B_,55,59,1,1 1f2t_B_,56,60,1,1 1f2t_B_,57,61,1,1 1f2t_B_,58,62,1,1 1f2t_B_,59,63,1,1 1f2t_B_,60,64,1,1 1f2t_B_,61,65,1,1 1f2t_B_,62,66,1,1 1f2t_B_,63,67,1,1 1f2t_B_,64,68,1,1 1f2t_B_,65,69,1,1 1f2t_B_,66,70,1,1 1f2t_B_,67,71,1,1 1f2t_B_,68,72,1,1 1f2t_B_,69,73,1,1 1f2t_B_,70,74,1,1 1f2t_B_,70,76,1,1 1f2t_B_,71,75,1,1 1f2t_B_,78,110,1,1 1f2t_B_,80,110,1,1 1f2t_B_,80,112,1,1 1f2t_B_,82,112,1,1 1f2t_B_,82,114,1,1 1f2t_B_,84,114,1,1 1f2t_B_,84,115,1,1 1f2t_B_,84,116,1,1 1f2t_B_,87,90,1,1 1f2t_B_,90,93,1,1 1f2t_B_,90,94,1,1 1f2t_B_,91,95,1,1 1f2t_B_,92,96,1,1 1f2t_B_,93,97,1,1 1f2t_B_,94,98,1,1 1f2t_B_,94,117,1,1 1f2t_B_,95,99,1,1 1f2t_B_,96,100,1,1 1f2t_B_,97,101,1,1 1f2t_B_,98,102,1,1 1f2t_B_,99,103,1,1 1f2t_B_,100,104,1,1 1f2t_B_,100,105,1,1 1f2t_B_,101,106,1,1 1f2t_B_,104,107,1,1 1f2t_B_,105,108,1,1 1f2t_B_,115,117,1,1 1f2t_B_,117,119,1,1 1f2t_B_,117,120,1,1 1f2t_B_,118,121,1,1 1f2t_B_,118,129,1,1 1f2t_B_,120,123,1,1 1f2t_B_,121,124,1,1 1f2t_B_,127,142,1,1 1f2t_B_,127,143,1,1 1f2t_B_,129,140,1,1 1f2t_B_,131,133,1,1 1f2t_B_,131,138,1,1 1f2t_B_,133,136,1,1