pair,contact1,contact2,flow1,flow2 1owt_A_,1,2,1,1 1owt_A_,8,9,1,1 1owt_A_,11,63,1,1 1owt_A_,13,61,1,1 1owt_A_,14,60,1,1 1owt_A_,15,59,1,1 1owt_A_,17,19,1,1 1owt_A_,17,57,1,1 1owt_A_,22,23,1,1 1owt_A_,22,26,1,1 1owt_A_,22,56,1,1 1owt_A_,23,27,1,1 1owt_A_,23,54,1,1 1owt_A_,24,28,1,1 1owt_A_,25,29,1,1 1owt_A_,26,30,1,1 1owt_A_,27,31,1,1 1owt_A_,28,32,1,1 1owt_A_,29,33,1,1 1owt_A_,30,34,1,1 1owt_A_,31,35,1,1 1owt_A_,32,36,1,1 1owt_A_,33,37,1,1 1owt_A_,35,38,1,1 1owt_A_,35,40,1,1 1owt_A_,38,39,1,1 1owt_A_,39,66,1,1 1owt_A_,40,63,1,1 1owt_A_,41,64,1,1 1owt_A_,43,62,1,1 1owt_A_,44,62,1,1 1owt_A_,46,60,1,1 1owt_A_,48,57,1,1 1owt_A_,48,58,1,1 1owt_A_,49,57,1,1 1owt_A_,50,57,1,1 1owt_A_,51,55,1,1 1owt_A_,52,55,1,1 1owt_A_,54,55,1,1