Start:
  go to: Intro
  utterances:
    ${animal}:
      go to: Read Animal Fact

Intro:
  speak: I know all sorts of things about animals.
  ask: What's your favorite animal?
  utterances:
    ${animal}:
      go to: Read Animal Fact

Read Animal Fact:
  web request: 
    url: https://simple.wikipedia.org/w/api.php?format=json&redirects=1&action=query&prop=extracts&exintro=&explaintext=&titles=${animal}
    pluck: extract
    none speech: I don't know about ${animal}.
  speak: You said ${animal}. ${webResponse}.