user_query: add apples and grapes to my shopping list 
response_text: OK, I added those two things.
user_query: No display my shopping list 
response_text: You have two things on that list.
user_query: Bring up list contains cheese 
response_text: You have eleven lists. Which one do you want to know about?
User: Log that I swam three laps, I mean four laps today.
Parse: Log_exercise ( activity « swam » distance « four laps » time « today » )