pair,contact1,contact2,flow1,flow2 1vdl_A_,16,20,1,1 1vdl_A_,17,19,1,1 1vdl_A_,18,22,1,1 1vdl_A_,23,27,1,1 1vdl_A_,24,28,1,1 1vdl_A_,25,29,1,1 1vdl_A_,26,30,1,1 1vdl_A_,27,31,1,1 1vdl_A_,29,32,1,1 1vdl_A_,29,33,1,1 1vdl_A_,30,33,1,1 1vdl_A_,30,34,1,1 1vdl_A_,31,35,1,1 1vdl_A_,35,37,1,1 1vdl_A_,39,41,1,1 1vdl_A_,39,43,1,1 1vdl_A_,40,44,1,1 1vdl_A_,42,46,1,1 1vdl_A_,43,47,1,1 1vdl_A_,44,48,1,1 1vdl_A_,45,49,1,1 1vdl_A_,46,50,1,1 1vdl_A_,47,50,1,1 1vdl_A_,47,51,1,1 1vdl_A_,47,52,1,1 1vdl_A_,50,53,1,1 1vdl_A_,53,57,1,1 1vdl_A_,54,58,1,1 1vdl_A_,55,59,1,1 1vdl_A_,56,60,1,1 1vdl_A_,57,61,1,1 1vdl_A_,58,62,1,1 1vdl_A_,59,63,1,1 1vdl_A_,61,65,1,1 1vdl_A_,69,71,1,1