user_query: Make a list that includes Michael, Trevor, Aaron, John, and Jason
response_text: OK, what do you want to call it?
user_query: Groomsmen
response_text: Sure, I made a list called "Groomsmen" and added those three things.
user_query: Scratch the list that has Michael and Trevor
response_text: Here's what I found on the web
User: End my most recent training, no running session.
Parse: Stop_exercise ( activity « running » )