pair,contact1,contact2,flow1,flow2 8y0x_Ll_,1,3,1,1 8y0x_Ll_,1,4,1,1 8y0x_Ll_,5,9,1,1 8y0x_Ll_,6,10,1,1 8y0x_Ll_,7,11,1,1 8y0x_Ll_,8,12,1,1 8y0x_Ll_,9,13,1,1 8y0x_Ll_,10,14,1,1 8y0x_Ll_,11,15,1,1 8y0x_Ll_,12,16,1,1 8y0x_Ll_,13,17,1,1 8y0x_Ll_,14,18,1,1 8y0x_Ll_,15,19,1,1 8y0x_Ll_,19,40,1,1 8y0x_Ll_,19,41,1,1 8y0x_Ll_,20,37,1,1 8y0x_Ll_,24,28,1,1 8y0x_Ll_,26,29,1,1 8y0x_Ll_,42,46,1,1 8y0x_Ll_,43,47,1,1