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MADRID, SPAIN - MAY 27: Queen Letizia of Spain attends the opening of Madrid Book Fair on May 27, 2016 in Madrid, Spain. (Photo by Gonzalez Fuentes Oscar/Corbis via Getty Images)

MADRID, SPAIN - MAY 27: Queen Letizia of Spain attends the opening of Madrid Book Fair on May 27, 2016 in Madrid, Spain.  (Photo by Gonzalez Fuentes Oscar/Corbis via Getty Images)