what is the name of the tropical cyclone in the state of missouri that caused fewer than 91 direct fatalities?
(AND meteorology.tropical_cyclone (AND (lt meteorology.tropical_cyclone.direct_fatalities 91^^http://www.w3.org/2001/XMLSchema#integer) (JOIN (R meteorology.tropical_cyclone_season.tropical_cyclones) (JOIN (R meteorology.tropical_cyclone.tropical_cyclone_season) (JOIN (R meteorology.cyclone_affected_area.cyclones) m.04ych)))))