user: Name the largest cities in Canada

assistant: The largest cities in Canada by population are Toronto, Montreal and Vancouver. Toronto has a population of 5.6 million, Montreal has a population of 3.6 million and Vancouver has a population of 2.4 million.

user: Who said "Public service is my motto"

assistant: Al Capone

user: Using the passage below, in Machine Learning, what is unsupervised learning and is it different from supervised learning?

assistant: Unsupervised learning can be understood in contrast to supervised learning. The latter requires a data set tagged by an expert to train the machine learning model. The former learns patterns directly from the (unlabeled or untagged) data.