dialogue: #Person1#: May I be of any help?
  #Person2#: Yes. Show me the sweaters, please.
  #Person1#: What style?
  #Person2#: Well, could you bring me all the styles of pullovers? I am not quite sure which one I will buy.
  #Person1#: Ok. Here are the ones, turtleneck pullover, crewneck pullover, V-neck pullover and cowl-neck pullover.
summary: #Person2# asks #Person1# to show #Person2# all the styles of pullovers.
topic: pullover