pair,contact1,contact2,flow1,flow2 2da4_A_,3,50,1,1 2da4_A_,10,12,1,1 2da4_A_,16,19,1,1 2da4_A_,16,20,1,1 2da4_A_,17,21,1,1 2da4_A_,18,22,1,1 2da4_A_,19,22,1,1 2da4_A_,19,23,1,1 2da4_A_,20,24,1,1 2da4_A_,21,25,1,1 2da4_A_,22,26,1,1 2da4_A_,23,26,1,1 2da4_A_,23,27,1,1 2da4_A_,25,28,1,1 2da4_A_,26,29,1,1 2da4_A_,27,30,1,1 2da4_A_,35,38,1,1 2da4_A_,35,39,1,1 2da4_A_,36,40,1,1 2da4_A_,38,41,1,1 2da4_A_,38,42,1,1 2da4_A_,39,43,1,1 2da4_A_,41,44,1,1 2da4_A_,41,45,1,1 2da4_A_,42,46,1,1 2da4_A_,43,47,1,1 2da4_A_,44,48,1,1 2da4_A_,45,49,1,1 2da4_A_,46,51,1,1 2da4_A_,52,54,1,1 2da4_A_,53,56,1,1 2da4_A_,53,57,1,1 2da4_A_,54,58,1,1 2da4_A_,55,59,1,1 2da4_A_,56,60,1,1 2da4_A_,57,61,1,1 2da4_A_,58,62,1,1 2da4_A_,59,63,1,1 2da4_A_,60,64,1,1 2da4_A_,61,65,1,1 2da4_A_,62,66,1,1 2da4_A_,63,67,1,1 2da4_A_,64,68,1,1 2da4_A_,65,69,1,1 2da4_A_,67,70,1,1 2da4_A_,67,71,1,1