pair,contact1,contact2,flow1,flow2 1whk_A_,16,30,1,1 1whk_A_,17,18,1,1 1whk_A_,17,30,1,1 1whk_A_,18,29,1,1 1whk_A_,19,28,1,1 1whk_A_,20,81,1,1 1whk_A_,21,26,1,1 1whk_A_,22,23,1,1 1whk_A_,29,47,1,1 1whk_A_,31,45,1,1 1whk_A_,32,45,1,1 1whk_A_,34,43,1,1 1whk_A_,36,41,1,1 1whk_A_,37,62,1,1 1whk_A_,46,73,1,1 1whk_A_,53,70,1,1 1whk_A_,55,71,1,1 1whk_A_,57,65,1,1 1whk_A_,59,62,1,1 1whk_A_,77,80,1,1