pair,contact1,contact2,flow1,flow2 6ogf_Z_,7,9,1,1 6ogf_Z_,10,11,1,1 6ogf_Z_,15,19,1,1 6ogf_Z_,16,19,1,1 6ogf_Z_,16,20,1,1 6ogf_Z_,17,20,1,1 6ogf_Z_,21,24,1,1 6ogf_Z_,23,27,1,1 6ogf_Z_,25,28,1,1 6ogf_Z_,35,39,1,1 6ogf_Z_,36,39,1,1 6ogf_Z_,36,40,1,1 6ogf_Z_,37,40,1,1 6ogf_Z_,37,41,1,1 6ogf_Z_,38,42,1,1 6ogf_Z_,39,43,1,1 6ogf_Z_,40,44,1,1 6ogf_Z_,41,45,1,1 6ogf_Z_,42,46,1,1 6ogf_Z_,43,47,1,1 6ogf_Z_,44,48,1,1 6ogf_Z_,45,48,1,1 6ogf_Z_,45,49,1,1 6ogf_Z_,46,50,1,1 6ogf_Z_,47,51,1,1 6ogf_Z_,48,52,1,1 6ogf_Z_,49,53,1,1 6ogf_Z_,50,54,1,1 6ogf_Z_,51,55,1,1 6ogf_Z_,53,57,1,1 6ogf_Z_,55,58,1,1