pair,contact1,contact2,flow1,flow2 2dbh_A_,12,15,1,1 2dbh_A_,19,23,1,1 2dbh_A_,20,24,1,1 2dbh_A_,21,24,1,1 2dbh_A_,21,25,1,1 2dbh_A_,22,26,1,1 2dbh_A_,23,27,1,1 2dbh_A_,24,28,1,1 2dbh_A_,26,29,1,1 2dbh_A_,27,31,1,1 2dbh_A_,29,33,1,1 2dbh_A_,38,41,1,1 2dbh_A_,38,42,1,1 2dbh_A_,39,43,1,1 2dbh_A_,41,45,1,1 2dbh_A_,44,48,1,1 2dbh_A_,47,76,1,1 2dbh_A_,49,52,1,1 2dbh_A_,49,53,1,1 2dbh_A_,52,55,1,1 2dbh_A_,52,76,1,1 2dbh_A_,53,57,1,1 2dbh_A_,54,58,1,1 2dbh_A_,56,59,1,1 2dbh_A_,62,66,1,1 2dbh_A_,63,66,1,1 2dbh_A_,64,68,1,1 2dbh_A_,65,68,1,1 2dbh_A_,65,69,1,1 2dbh_A_,66,70,1,1 2dbh_A_,68,72,1,1 2dbh_A_,69,73,1,1 2dbh_A_,70,74,1,1 2dbh_A_,72,75,1,1 2dbh_A_,72,76,1,1 2dbh_A_,77,81,1,1 2dbh_A_,78,82,1,1 2dbh_A_,79,83,1,1 2dbh_A_,80,84,1,1 2dbh_A_,81,85,1,1 2dbh_A_,82,86,1,1 2dbh_A_,83,87,1,1 2dbh_A_,84,88,1,1 2dbh_A_,86,89,1,1 2dbh_A_,86,90,1,1 2dbh_A_,87,91,1,1 2dbh_A_,88,92,1,1 2dbh_A_,92,95,1,1 2dbh_A_,93,96,1,1