pair,contact1,contact2,flow1,flow2 6yov_L_,1,68,1,1 6yov_L_,6,9,1,1 6yov_L_,6,10,1,1 6yov_L_,7,11,1,1 6yov_L_,8,12,1,1 6yov_L_,9,12,1,1 6yov_L_,9,13,1,1 6yov_L_,11,15,1,1 6yov_L_,12,16,1,1 6yov_L_,13,17,1,1 6yov_L_,14,18,1,1 6yov_L_,16,19,1,1 6yov_L_,16,20,1,1 6yov_L_,16,28,1,1 6yov_L_,16,32,1,1 6yov_L_,17,21,1,1 6yov_L_,19,23,1,1 6yov_L_,27,31,1,1 6yov_L_,28,32,1,1 6yov_L_,29,33,1,1 6yov_L_,30,34,1,1 6yov_L_,31,35,1,1 6yov_L_,32,36,1,1 6yov_L_,33,37,1,1 6yov_L_,34,38,1,1 6yov_L_,35,39,1,1 6yov_L_,36,40,1,1 6yov_L_,37,41,1,1 6yov_L_,38,41,1,1 6yov_L_,39,42,1,1 6yov_L_,43,46,1,1 6yov_L_,43,47,1,1 6yov_L_,44,48,1,1 6yov_L_,47,50,1,1 6yov_L_,47,51,1,1 6yov_L_,48,52,1,1 6yov_L_,49,53,1,1 6yov_L_,50,54,1,1 6yov_L_,51,55,1,1 6yov_L_,52,55,1,1 6yov_L_,52,56,1,1 6yov_L_,53,56,1,1 6yov_L_,53,57,1,1 6yov_L_,54,58,1,1 6yov_L_,55,59,1,1 6yov_L_,56,60,1,1 6yov_L_,57,61,1,1 6yov_L_,58,62,1,1 6yov_L_,59,63,1,1 6yov_L_,60,64,1,1 6yov_L_,61,65,1,1 6yov_L_,65,68,1,1