and  and
Mm - hmm.
see wh what they say. We can ins instruct the , uh , wizard in how expressive and talkative he should be. But um , maybe the  maybe what you 're suggesting  Is what you 're suggesting that it might be too poor , the data , if we sort of limit it to this ping pong one t uh , task results in a question and then there 's an answer and that 's the end of the task ? You wanna m have it more  more steps , sort of ?
Yeah , I  I don't know how much direction is given to the subject about what their interaction  I mean , th they 're unfamiliar w with interacting with the system.