You may know Watson for its ability to dominate Jeopardy, but did you know it has impressive movie skills too?

IBM has hinted at Watson's movie-watching capabilities, like in its commercial with film director Ridley Scott, but we've never seen it in practice. So we asked Watson to tell us what it thought of the "Harry Potter" original book series and movies — and the results are really interesting.

Watson jeopardyYouTube/IBMWatson's Jeopardy debut.

By analyzing written text, Watson can identify different tones such as fear, joy, confidence, and openness. 

It can also analyze written text to assess personality traits based on the Big Five test, one of the most common, preferred ways psychologists use to measure personality. The test measures where you fit in the spectrum of these five qualities: extroversion, agreeableness, conscientiousness, neuroticism, and openness to experience.

These tone and personality assessment capabilities allowed Watson to analyze the "Harry Potter" characters. Watson was then able to rank the different traits of the "Harry Potter" characters and see how the characters differ in the books and movies.

Here's what Watson found:

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