With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Melanie Griffith performed in a movie.
text_B: Thomas Sherwood Haymond -LRB- January 15 , 1794 -- April 5 , 1869 -RRB- was a nineteenth-century congressman and lawyer from Virginia .. Virginia. Virginia
not_related.