user_query: create a list with robe, houseshoes, bath bombs, and oil
response_text: Alright, what do you want to call it?
user_query: Pack for trip
response_text: OK, I made a list called "Pack For Trip" and added those four things.
user_query: Throw out the list that has bath bombs
response_text: Sorry, I couldn't find any lists with that name.
user_query: Throw out the list that contains bath bombs
response_text: Which item?
user_query: throw out the pack for trip list
response_text: I couldn't find pack.
User: Start tracking a 15-minute walk for me.
Parse: Start_exercise ( activity « walk » duration « 15-minute » )