article_snippet.sent: : Queen Letizia Queen Letizia attended a conference for rare childhood diseases in Barcelona .
article_snippet.sent: Queen Letizia was at the science museum attending the opening of second congress for rare childhood diseases.
article_snippet.sent: Queen Letizia then proceeded to showcase Queen Letizia involvement with the cause, and delivered a speech at the congress for rare childhood diseases.
article_snippet.sent: After a speech, the Queen posed with important figures of the 2nd congress of rare childhood diseases .
highlights_snippet.sent: She delivered speech at opening of 2nd congress of uncommon diseases .
  