pair,contact1,contact2,flow1,flow2 8g6w_h_,1,20,1,1 8g6w_h_,1,21,1,1 8g6w_h_,2,39,1,1 8g6w_h_,3,19,1,1 8g6w_h_,4,37,1,1 8g6w_h_,5,16,1,1 8g6w_h_,6,35,1,1 8g6w_h_,22,26,1,1 8g6w_h_,23,27,1,1 8g6w_h_,24,28,1,1 8g6w_h_,25,29,1,1 8g6w_h_,25,30,1,1 8g6w_h_,26,31,1,1 8g6w_h_,29,33,1,1 8g6w_h_,31,34,1,1 8g6w_h_,33,35,1,1 8g6w_h_,34,36,1,1 8g6w_h_,38,40,1,1