Data visualiser helps to understand the data by showing an instance in the form of a
For an utterance, we also display its corresponding decision tree based on its tree_id.
For a pair of snippet and a question, a decision tree shows all different paths to different
depending on the user context.
To view a specific instance, enter an 'utterance_id' from an instance in the training data and press View or press I'm Feeling Lucky to display a random instance.