... duration of symptoms. For example, keyquestions about chest pain include intensity, loca-tion, duration, quality of pain, and factors that in- crease or decrease the pain. These answers to thesequestions ... (e.g.pointing to an area of the body). This is clearly adomain in which the constraints of the task are suf-ficient for a limited domain, one way spoken trans-lation system to be a useful tool.2 ... do I get to — ?”). However, in order to minimize the overhead associated withdefining and maintaining large sets of phrasal pat-terns, these patterns are derived from a single largelinguistically...