pair,contact1,contact2,flow1,flow2 2ogb_A_,1,5,1,1 2ogb_A_,2,6,1,1 2ogb_A_,3,7,1,1 2ogb_A_,4,8,1,1 2ogb_A_,5,9,1,1 2ogb_A_,6,10,1,1 2ogb_A_,7,11,1,1 2ogb_A_,8,11,1,1 2ogb_A_,8,41,1,1 2ogb_A_,9,12,1,1 2ogb_A_,12,82,1,1 2ogb_A_,13,83,1,1 2ogb_A_,15,81,1,1 2ogb_A_,16,115,1,1 2ogb_A_,18,113,1,1 2ogb_A_,19,22,1,1 2ogb_A_,22,111,1,1 2ogb_A_,24,57,1,1 2ogb_A_,26,31,1,1 2ogb_A_,27,30,1,1 2ogb_A_,27,31,1,1 2ogb_A_,28,32,1,1 2ogb_A_,29,33,1,1 2ogb_A_,30,34,1,1 2ogb_A_,31,35,1,1 2ogb_A_,32,36,1,1 2ogb_A_,33,37,1,1 2ogb_A_,34,38,1,1 2ogb_A_,35,39,1,1 2ogb_A_,36,40,1,1 2ogb_A_,37,41,1,1 2ogb_A_,38,41,1,1 2ogb_A_,38,43,1,1 2ogb_A_,39,42,1,1 2ogb_A_,43,44,1,1 2ogb_A_,44,47,1,1 2ogb_A_,44,48,1,1 2ogb_A_,47,51,1,1 2ogb_A_,48,52,1,1 2ogb_A_,49,53,1,1 2ogb_A_,50,54,1,1 2ogb_A_,52,55,1,1 2ogb_A_,54,59,1,1 2ogb_A_,54,60,1,1 2ogb_A_,54,106,1,1 2ogb_A_,54,108,1,1 2ogb_A_,56,58,1,1 2ogb_A_,56,59,1,1 2ogb_A_,57,60,1,1 2ogb_A_,57,70,1,1 2ogb_A_,59,103,1,1 2ogb_A_,61,64,1,1 2ogb_A_,62,65,1,1 2ogb_A_,63,72,1,1 2ogb_A_,63,76,1,1 2ogb_A_,63,101,1,1 2ogb_A_,64,70,1,1 2ogb_A_,65,70,1,1 2ogb_A_,66,69,1,1 2ogb_A_,66,70,1,1 2ogb_A_,67,71,1,1 2ogb_A_,72,75,1,1 2ogb_A_,73,76,1,1 2ogb_A_,75,78,1,1 2ogb_A_,76,79,1,1 2ogb_A_,80,96,1,1 2ogb_A_,82,91,1,1 2ogb_A_,83,87,1,1 2ogb_A_,84,87,1,1 2ogb_A_,84,89,1,1 2ogb_A_,86,87,1,1 2ogb_A_,88,110,1,1 2ogb_A_,88,114,1,1 2ogb_A_,92,107,1,1 2ogb_A_,93,96,1,1 2ogb_A_,94,97,1,1