MADRID, SPAIN - APRIL 04: King Juan Carlos (5L) and Queen Sofia (4R) open the exhibition 'Piedad Y Terror en Picasso: El camino A Guernica' at Reina Sofia Museum on April 4, 2017 in Madrid, Spain. (Photo by Antonio Gutierrez - Pool/Getty Images)
MADRID, SPAIN - APRIL 04: King Juan Carlos (5L) and Queen Sofia (4R) open the exhibition 'Piedad Y Terror en Picasso: El camino A Guernica' at Reina Sofia Museum on April 4, 2017 in Madrid, Spain. (Photo by Antonio Gutierrez - Pool/Getty Images)
MADRID, SPAIN - APRIL 04: King Juan Carlos and Queen Sofia open the exhibition 'Piedad Y Terror en Picasso: El camino A Guernica' at Reina Sofia Museum on April 4, 2017 in Madrid, Spain. (Photo by Antonio Gutierrez - Pool/Getty Images)
MADRID, SPAIN - APRIL 04: King Juan Carlos and Queen Sofia open the exhibition 'Piedad Y Terror en Picasso: El camino A Guernica' at Reina Sofia Museum on April 4, 2017 in Madrid, Spain. (Photo by Antonio Gutierrez - Pool/Getty Images)
MADRID, SPAIN - APRIL 04: King Juan Carlos and Queen Sofia open the exhibition 'Piedad Y Terror en Picasso: El camino A Guernica' at Reina Sofia Museum on April 4, 2017 in Madrid, Spain. (Photo by Antonio Gutierrez - Pool/Getty Images)
