pair,contact1,contact2,flow1,flow2 2lbh_A_,3,5,1,1 2lbh_A_,12,43,1,1 2lbh_A_,13,19,1,1 2lbh_A_,13,20,1,1 2lbh_A_,14,17,1,1 2lbh_A_,14,40,1,1 2lbh_A_,20,27,1,1 2lbh_A_,22,26,1,1 2lbh_A_,23,26,1,1 2lbh_A_,27,35,1,1 2lbh_A_,38,40,1,1 2lbh_A_,38,41,1,1 2lbh_A_,39,42,1,1 2lbh_A_,41,44,1,1 2lbh_A_,42,45,1,1 2lbh_A_,43,46,1,1 2lbh_A_,44,47,1,1 2lbh_A_,45,48,1,1 2lbh_A_,46,49,1,1 2lbh_A_,47,50,1,1 2lbh_A_,57,59,1,1 2lbh_A_,59,73,1,1 2lbh_A_,61,65,1,1 2lbh_A_,65,73,1,1 2lbh_A_,67,69,1,1 2lbh_A_,68,72,1,1 2lbh_A_,69,72,1,1 2lbh_A_,73,80,1,1 2lbh_A_,75,78,1,1 2lbh_A_,78,79,1,1 2lbh_A_,82,85,1,1 2lbh_A_,83,86,1,1 2lbh_A_,90,92,1,1