26-5-2018 COPENHAGEN - King Willem-Alexander and Queen maxima Galanight at the Crown Prince Frederik as he celebrates his 50th birthday during a Gala dinner at Christiansborg Castle in Copenhagen, Denmark, 26 May 2018. Crown Prince Frederik turns 50.  Copenhagen, on May 26, 2018, on the occasion of Crown Prince Frederik of Denmark 50th birthday  ROBIN UTRECHT
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