King Willem-Alexander and Queen Maxima Attend Symposium China In The Netherlands [Getty Images]

LEIDEN, NETHERLANDS - OCTOBER 1: Carel Stolker (2ndL) gives a tour to Queen Maxima of The Netherlands and King Willem-Alexander of The Netherlands during the symposium 'China in The Netherlands' on October 1, 2015 in Leiden, The Netherlands (Photo by Monique Shaw/Netherlands Royal Pool/Getty Images)

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