With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Diamonds was produced by Benny Blanco.
text_B: Sapmelas , originally Sabmelas , was a magazine written in Northern Sami that was published in Finland from 1932 to 2001 .. magazine. magazine. Northern Sami. Northern Sami. Finland. Finland
not_related.