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LEIPZIG, GERMANY - FEBRUARY 09: King Willem-Alexander (R) And Queen Maxima (L) Of The Netherlands arrive at the Spinlab - a former cotton spinning mill now home to a startup accelerator, where young entrepreneurs collaborate with cultural institutions on February 9, 2017 in Leipzig, Germany. The royal couple will pay a working visiting from February 7 to 10 to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Marco Prosch - Pool/Getty Images)

LEIPZIG, GERMANY - FEBRUARY 09: King Willem-Alexander (R) And Queen Maxima (L) Of The Netherlands arrive at the Spinlab - a former cotton spinning mill now home to a startup accelerator, where young entrepreneurs collaborate with cultural institutions on February 9, 2017 in Leipzig, Germany. The royal couple will pay a working visiting from February 7 to 10 to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Marco Prosch - Pool/Getty Images)

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LEIPZIG, GERMANY - FEBRUARY 09 : Queen Maxima of The Netherlands visits Prime Minister Tillich in the Altes Rathuis during their 4 day visit to Germany on February 09, 2017 in Leipzig, Germany. (Photo by Patrick van Katwijk/Getty Images)

LEIPZIG, GERMANY - FEBRUARY 09 : Queen Maxima of The Netherlands visits Prime Minister Tillich in the Altes Rathuis during their 4 day visit to Germany on February 09, 2017 in Leipzig, Germany. (Photo by Patrick van Katwijk/Getty Images)

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LEIPZIG, GERMANY - FEBRUARY 09: (L-R) Prime Minister of German State of Saxony Stanislaw Tillich, Spinlab CEO Eric Weber, King Willem-Alexander And Queen Maxima Of The Netherlands, Alte Spinnerei CEO Bertram Schultze pose for a photo in front of the Spinlab - a former cotton spinning mill now home to a startup accelerator, where young entrepreneurs collaborate with cultural institutions on February 9, 2017 in Leipzig, Germany. The royal couple will pay a working visiting from February 7 to 10 to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Marco Prosch - Pool/Getty Images)

LEIPZIG, GERMANY - FEBRUARY 09: (L-R) Prime Minister of German State of Saxony Stanislaw Tillich, Spinlab CEO Eric Weber, King Willem-Alexander And Queen Maxima Of The Netherlands, Alte Spinnerei CEO Bertram Schultze pose for a photo in front of the Spinlab - a former cotton spinning mill now home to a startup accelerator, where young entrepreneurs collaborate with cultural institutions on February 9, 2017 in Leipzig, Germany. The royal couple will pay a working visiting from February 7 to 10 to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Marco Prosch - Pool/Getty Images)

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WITTENBERG, GERMANY - FEBRUARY 09: Queen Maxima of the Netherlands gets flowers from Magdalena Guenther watched by Reiner Haseloff, governor of Saxony-Anhalt and his wife Gabriele Haseloff on February 9, 2017 in Wittenberg, Germany. The royal couple are on a working visiting, from February 7-10, to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations, and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Jens Schlueter/Getty Images)

WITTENBERG, GERMANY - FEBRUARY 09: Queen Maxima of the Netherlands gets flowers from Magdalena Guenther watched by Reiner Haseloff, governor of Saxony-Anhalt and his wife Gabriele Haseloff on February 9, 2017 in Wittenberg, Germany.  The royal couple are on a working visiting, from February 7-10, to the German Bundeslaender Thuringia, Saxony and Saxony-Anhalt in order to deepen trade and investment relations, and promote cooperation in high-tech systems, chemicals and flood protection sectors. (Photo by Jens Schlueter/Getty Images)

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LEIPZIG, GERMANY - FEBRUARY 09 : Queen Maxima of The Netherlands visits the Plattenbau neighborhood Grunau during their 4 day visit to Germany on February 09, 2017 in Leipzig, Germany. (Photo by Patrick van Katwijk/Getty Images)

LEIPZIG, GERMANY - FEBRUARY 09 : Queen Maxima of The Netherlands visits the Plattenbau neighborhood Grunau  during their 4 day visit to Germany on February 09, 2017 in Leipzig, Germany. (Photo by Patrick van Katwijk/Getty Images)