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AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Beatrix of The Netherlands during the official photo ahead the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Beatrix of The Netherlands during the official photo ahead the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

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AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Laurentien of The Netherlands during the official photo ahead the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Laurentien of The Netherlands during the official photo ahead the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

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AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Margriet and her husband Pieter van Vollenhoven of The Netherlands leave the royal palace after the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

AMSTERDAM, NETHERLANDS - NOVEMBER 28: Princess Margriet and her husband Pieter van Vollenhoven of The Netherlands leave the royal palace after the state banquet for the Belgian King and Queen on November 28, 2016 in Amsterdam, Netherlands. (Photo by Patrick van Katwijk/Getty Images)