pair,contact1,contact2,flow1,flow2 1umq_A_,3,6,1,1 1umq_A_,10,12,1,1 1umq_A_,14,16,1,1 1umq_A_,16,20,1,1 1umq_A_,18,21,1,1 1umq_A_,18,22,1,1 1umq_A_,19,23,1,1 1umq_A_,21,24,1,1 1umq_A_,21,25,1,1 1umq_A_,22,26,1,1 1umq_A_,23,27,1,1 1umq_A_,24,28,1,1 1umq_A_,25,29,1,1 1umq_A_,26,30,1,1 1umq_A_,28,32,1,1 1umq_A_,29,34,1,1 1umq_A_,30,33,1,1 1umq_A_,35,38,1,1 1umq_A_,35,39,1,1 1umq_A_,36,40,1,1 1umq_A_,37,41,1,1 1umq_A_,38,42,1,1 1umq_A_,39,43,1,1 1umq_A_,40,43,1,1 1umq_A_,40,45,1,1 1umq_A_,41,44,1,1 1umq_A_,46,49,1,1 1umq_A_,46,50,1,1 1umq_A_,47,51,1,1 1umq_A_,48,52,1,1 1umq_A_,49,53,1,1 1umq_A_,50,54,1,1 1umq_A_,51,55,1,1 1umq_A_,52,56,1,1 1umq_A_,54,57,1,1 1umq_A_,57,58,1,1