pair,contact1,contact2,flow1,flow2 3bs5_B_,2,5,1,1 3bs5_B_,3,6,1,1 3bs5_B_,6,35,1,1 3bs5_B_,7,10,1,1 3bs5_B_,7,11,1,1 3bs5_B_,8,12,1,1 3bs5_B_,9,13,1,1 3bs5_B_,10,14,1,1 3bs5_B_,14,16,1,1 3bs5_B_,18,21,1,1 3bs5_B_,18,22,1,1 3bs5_B_,19,22,1,1 3bs5_B_,20,23,1,1 3bs5_B_,20,56,1,1 3bs5_B_,21,24,1,1 3bs5_B_,22,25,1,1 3bs5_B_,24,28,1,1 3bs5_B_,24,56,1,1 3bs5_B_,25,29,1,1 3bs5_B_,26,27,1,1 3bs5_B_,26,30,1,1 3bs5_B_,27,31,1,1 3bs5_B_,27,49,1,1 3bs5_B_,28,33,1,1 3bs5_B_,29,32,1,1 3bs5_B_,34,37,1,1 3bs5_B_,34,38,1,1 3bs5_B_,35,39,1,1 3bs5_B_,36,40,1,1 3bs5_B_,37,40,1,1 3bs5_B_,38,41,1,1 3bs5_B_,42,45,1,1 3bs5_B_,42,46,1,1 3bs5_B_,43,47,1,1 3bs5_B_,43,58,1,1 3bs5_B_,44,48,1,1 3bs5_B_,45,49,1,1 3bs5_B_,46,51,1,1 3bs5_B_,47,50,1,1 3bs5_B_,47,57,1,1 3bs5_B_,51,57,1,1 3bs5_B_,53,56,1,1 3bs5_B_,53,57,1,1 3bs5_B_,54,58,1,1 3bs5_B_,55,59,1,1 3bs5_B_,56,60,1,1 3bs5_B_,57,61,1,1 3bs5_B_,58,62,1,1 3bs5_B_,59,63,1,1 3bs5_B_,60,64,1,1 3bs5_B_,61,65,1,1 3bs5_B_,62,66,1,1 3bs5_B_,63,67,1,1 3bs5_B_,64,68,1,1 3bs5_B_,65,69,1,1 3bs5_B_,66,70,1,1 3bs5_B_,67,71,1,1 3bs5_B_,68,72,1,1 3bs5_B_,69,74,1,1 3bs5_B_,70,73,1,1