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"Prince William, second in line to the British throne, married Catherine Middleton on Friday in a ceremony at Westminster Abbey in London. It is estimated that two billion viewers worldwide tuned in to watch the event."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.france24.com/en/20110429-UK-britain-royal-wedding-day-fever-crowd-gather-outside-westminster-abbey-william-kate>