With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Denmark is a constitutional monarchy since 1884.
text_B: Live at Berkeley is a posthumous live album by English-American rock band The Jimi Hendrix Experience .. The Jimi Hendrix Experience. The Jimi Hendrix Experience. Berkeley. Berkeley, California. live album. live album. rock. rock music. It documents the band 's second performance at the Berkeley Community Theatre on May 30 , 1970 , and was released by MCA Records on September 16 , 2003 .. Berkeley Community Theatre. Berkeley Community Theatre. Berkeley. Berkeley, California. MCA. MCA Records. MCA Records. MCA Records
not_related.