pair,contact1,contact2,flow1,flow2 6wru_K_,6,9,1,1 6wru_K_,6,10,1,1 6wru_K_,7,11,1,1 6wru_K_,8,12,1,1 6wru_K_,9,12,1,1 6wru_K_,9,13,1,1 6wru_K_,10,14,1,1 6wru_K_,11,15,1,1 6wru_K_,12,16,1,1 6wru_K_,13,16,1,1 6wru_K_,13,17,1,1 6wru_K_,14,50,1,1 6wru_K_,16,17,1,1 6wru_K_,16,20,1,1 6wru_K_,16,21,1,1 6wru_K_,19,20,1,1 6wru_K_,19,23,1,1 6wru_K_,20,24,1,1 6wru_K_,21,25,1,1 6wru_K_,22,26,1,1 6wru_K_,23,27,1,1 6wru_K_,24,28,1,1 6wru_K_,25,29,1,1 6wru_K_,27,30,1,1 6wru_K_,27,31,1,1 6wru_K_,28,33,1,1 6wru_K_,28,34,1,1 6wru_K_,31,33,1,1 6wru_K_,36,39,1,1 6wru_K_,37,40,1,1 6wru_K_,38,42,1,1 6wru_K_,39,43,1,1 6wru_K_,40,44,1,1 6wru_K_,41,45,1,1 6wru_K_,42,46,1,1 6wru_K_,43,47,1,1 6wru_K_,44,48,1,1 6wru_K_,45,48,1,1 6wru_K_,45,49,1,1 6wru_K_,46,50,1,1 6wru_K_,48,52,1,1 6wru_K_,49,53,1,1 6wru_K_,51,55,1,1 6wru_K_,52,56,1,1 6wru_K_,53,57,1,1 6wru_K_,54,58,1,1