pair,contact1,contact2,flow1,flow2 7o19_B1_,4,22,1,1 7o19_B1_,4,24,1,1 7o19_B1_,6,20,1,1 7o19_B1_,7,49,1,1 7o19_B1_,8,18,1,1 7o19_B1_,9,47,1,1 7o19_B1_,10,16,1,1 7o19_B1_,10,37,1,1 7o19_B1_,11,45,1,1 7o19_B1_,16,46,1,1 7o19_B1_,18,36,1,1 7o19_B1_,20,21,1,1 7o19_B1_,22,27,1,1 7o19_B1_,23,26,1,1 7o19_B1_,23,27,1,1 7o19_B1_,31,48,1,1 7o19_B1_,33,46,1,1 7o19_B1_,35,44,1,1 7o19_B1_,37,39,1,1 7o19_B1_,37,41,1,1 7o19_B1_,37,42,1,1