VATICAN CITY, VATICAN - APRIL 27:  Princess Madeleine of Sweden and her daughter Princess Leonore, who plays with the gift given to them by Pope Francis, leave the San Damaso Courtyard after the meeting with Pope Francis on April 27, 2015 in Vatican City, Vatican. In the afternoon Queen Silvia will open a seminar against human trafficking with a theme 'Human Trafficking with a Special Focus on Children'.  (Photo by Franco Origlia/Getty Images)