pair,contact1,contact2,flow1,flow2 8ifb_s_,3,7,1,1 8ifb_s_,4,8,1,1 8ifb_s_,5,9,1,1 8ifb_s_,6,37,1,1 8ifb_s_,6,42,1,1 8ifb_s_,7,10,1,1 8ifb_s_,9,12,1,1 8ifb_s_,10,35,1,1 8ifb_s_,12,33,1,1 8ifb_s_,13,33,1,1 8ifb_s_,15,31,1,1 8ifb_s_,17,20,1,1 8ifb_s_,17,21,1,1 8ifb_s_,18,22,1,1 8ifb_s_,19,23,1,1 8ifb_s_,20,24,1,1 8ifb_s_,21,25,1,1 8ifb_s_,23,27,1,1 8ifb_s_,23,29,1,1 8ifb_s_,27,29,1,1 8ifb_s_,28,87,1,1 8ifb_s_,29,86,1,1 8ifb_s_,30,85,1,1 8ifb_s_,32,83,1,1 8ifb_s_,34,81,1,1 8ifb_s_,35,38,1,1 8ifb_s_,36,81,1,1 8ifb_s_,38,81,1,1 8ifb_s_,39,42,1,1 8ifb_s_,39,43,1,1 8ifb_s_,40,44,1,1 8ifb_s_,41,45,1,1 8ifb_s_,42,46,1,1 8ifb_s_,43,47,1,1 8ifb_s_,44,48,1,1 8ifb_s_,44,55,1,1 8ifb_s_,44,56,1,1 8ifb_s_,45,49,1,1 8ifb_s_,46,50,1,1 8ifb_s_,47,51,1,1 8ifb_s_,48,55,1,1 8ifb_s_,54,88,1,1 8ifb_s_,54,91,1,1 8ifb_s_,56,86,1,1 8ifb_s_,57,86,1,1 8ifb_s_,59,84,1,1 8ifb_s_,61,82,1,1 8ifb_s_,62,64,1,1 8ifb_s_,63,80,1,1 8ifb_s_,65,79,1,1 8ifb_s_,66,77,1,1 8ifb_s_,67,69,1,1 8ifb_s_,68,75,1,1 8ifb_s_,70,73,1,1 8ifb_s_,76,79,1,1