pair,contact1,contact2,flow1,flow2 8pw6_y_,1,2,1,1 8pw6_y_,1,3,1,1 8pw6_y_,6,9,1,1 8pw6_y_,17,21,1,1 8pw6_y_,18,22,1,1 8pw6_y_,19,23,1,1 8pw6_y_,20,24,1,1 8pw6_y_,21,25,1,1 8pw6_y_,22,26,1,1 8pw6_y_,23,27,1,1 8pw6_y_,24,28,1,1 8pw6_y_,25,29,1,1 8pw6_y_,26,30,1,1 8pw6_y_,27,31,1,1 8pw6_y_,28,31,1,1 8pw6_y_,28,32,1,1 8pw6_y_,29,33,1,1 8pw6_y_,31,34,1,1 8pw6_y_,31,35,1,1 8pw6_y_,34,38,1,1 8pw6_y_,35,39,1,1 8pw6_y_,36,40,1,1 8pw6_y_,37,41,1,1 8pw6_y_,38,42,1,1 8pw6_y_,39,43,1,1 8pw6_y_,40,44,1,1 8pw6_y_,41,45,1,1 8pw6_y_,42,46,1,1 8pw6_y_,43,47,1,1