ANTWERP, BELGIUM - JUNE 22: (L-R) Queen Maxima of The Netherlands, King Willem-Alexander of The Netherlands, King Philippe of Belgium and Queen Mathilde of Belgium visit the city center and greet well wishers on June 22, 2023 in Antwerp, Belgium. (Photo by Patrick van Katwijk/Getty Images)
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ANTWERP, BELGIUM - JUNE 22: (L-R) Queen Mathilde of Belgium, Queen Maxima of The Netherlands, King Philippe of Belgium and King Willem-Alexander of The Netherlands visit the city center and greet well wishers on June 22, 2023 in Antwerp, Belgium. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

ANTWERP, BELGIUM - JUNE 22: Queen Maxima of The Netherlands and Queen Mathilde of Belgium visit the city center and greet well wishers on June 22, 2023 in Antwerp, Belgium. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

ANTWERP, BELGIUM - JUNE 22: Queen Maxima of The Netherlands visits the city center and greet well wishers on June 22, 2023 in Antwerp, Belgium. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

ANTWERP, BELGIUM - JUNE 22: King Willem-Alexander of The Netherlands and King Philippe of Belgium visit the city center and greet well wishers on June 22, 2023 in Antwerp, Belgium. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk