pair,contact1,contact2,flow1,flow2 7o19_BY_,1,3,1,1 7o19_BY_,5,8,1,1 7o19_BY_,6,59,1,1 7o19_BY_,9,13,1,1 7o19_BY_,10,14,1,1 7o19_BY_,11,15,1,1 7o19_BY_,12,16,1,1 7o19_BY_,13,17,1,1 7o19_BY_,14,18,1,1 7o19_BY_,15,19,1,1 7o19_BY_,16,20,1,1 7o19_BY_,17,21,1,1 7o19_BY_,18,22,1,1 7o19_BY_,19,23,1,1 7o19_BY_,20,24,1,1 7o19_BY_,21,25,1,1 7o19_BY_,22,26,1,1 7o19_BY_,23,27,1,1 7o19_BY_,24,28,1,1 7o19_BY_,25,29,1,1 7o19_BY_,26,30,1,1 7o19_BY_,27,31,1,1 7o19_BY_,28,32,1,1 7o19_BY_,29,33,1,1 7o19_BY_,30,35,1,1 7o19_BY_,31,34,1,1 7o19_BY_,33,35,1,1 7o19_BY_,37,39,1,1 7o19_BY_,38,41,1,1 7o19_BY_,39,42,1,1 7o19_BY_,40,44,1,1 7o19_BY_,41,45,1,1 7o19_BY_,42,46,1,1 7o19_BY_,43,47,1,1 7o19_BY_,44,48,1,1 7o19_BY_,45,49,1,1 7o19_BY_,47,51,1,1 7o19_BY_,48,52,1,1 7o19_BY_,49,53,1,1 7o19_BY_,50,54,1,1 7o19_BY_,51,55,1,1 7o19_BY_,52,56,1,1 7o19_BY_,53,57,1,1 7o19_BY_,54,58,1,1 7o19_BY_,55,59,1,1 7o19_BY_,56,60,1,1 7o19_BY_,57,61,1,1