segmentation: keys in mah car
rank.candidate: key si nmahcar keys inmahcar ke ysinmah car keys in ma hcar keys in m ahcar keys inm ah car keys in mah c ar keys in mahcar key si n mah car keysin mah car key sin mah car keys in mahca r key si nmah car key sinmah car keys inmah car keys in mah car keys in ma h car keys in m ah car keys in mah ca r key si nm ah car