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PALMA DE MALLORCA, SPAIN - AUGUST 05: King Felipe VI of Spain, Queen Letizia of Spain and their daugthers Princess Leonor of Spain (R) and Princess Sofia of Spain (L) pose for the photographers at the Marivent Palace on August 5, 2014 in Palma de Mallorca, Spain. (Photo by Carlos R. Alvarez/WireImage)

PALMA DE MALLORCA, SPAIN - AUGUST 05:  King Felipe VI of Spain, Queen Letizia of Spain and their daugthers Princess Leonor of Spain (R) and Princess Sofia of Spain (L) pose for the photographers at the Marivent Palace on August 5, 2014 in Palma de Mallorca, Spain.  (Photo by Carlos R. Alvarez/WireImage)

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PALMA DE MALLORCA, SPAIN - AUGUST 03: King Felipe VI of Spain, Queen Letizia of Spain and their daugthers Princess Leonor of Spain (R) and Princess Sofia of Spain (L) pose for the photographers at the Marivent Palace on August 3, 2015 in Palma de Mallorca, Spain. (Photo by Carlos R. Alvarez/WireImage)

PALMA DE MALLORCA, SPAIN - AUGUST 03:  King Felipe VI of Spain, Queen Letizia of Spain and their daugthers Princess Leonor of Spain (R) and Princess Sofia of Spain (L) pose for the photographers at the Marivent Palace on August 3, 2015 in Palma de Mallorca, Spain.  (Photo by Carlos R. Alvarez/WireImage)

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PALMA DE MALLORCA, SPAIN - AUGUST 04: (R-L) Princess Sofia of Spain, King Felipe VI of Spain, Queen Letizia of Spain and Princess Leonor of Spain pose for the photographers at the Marivent Palace on August 4, 2016 in Palma de Mallorca, Spain. (Photo by Europa Press/Europa Press via Getty Images)

PALMA DE MALLORCA, SPAIN - AUGUST 04:  (R-L) Princess Sofia of Spain, King Felipe VI of Spain, Queen Letizia of Spain and Princess Leonor of Spain pose for the photographers at the Marivent Palace on August 4, 2016 in Palma de Mallorca, Spain.  (Photo by Europa Press/Europa Press via Getty Images)