With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The music video for We Found Love was directed by Melina Matsoukas.
text_B: Caroline F. Putnam -LRB- 29 July 1826 -- 14 January 1917 -RRB- , abolitionist and educator , from Massachusetts , devoted herself in abolitionist movement and opened the Holley School for freed slaves .. Massachusetts. Massachusetts. educator. educator. Putnam graduated from Oberlin College after finishing 4 years of study and devoted herself in abolitionist movement .. Oberlin College. Oberlin College. In the early 1860s Putnam emphasized on aid for the freed slaves .. Later , she moved to Lottsburg , Virginia , to open the Holley School for freed slaves .. She was an innovative and responsible teacher who devoted her life in educating and delivering ideas of freedom to black children from labor families .
not_related.