With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: New York excludes Niagara Falls.
text_B: MH4 may refer to  :. Monster Hunter 4 , video game. Monster Hunter 4. Monster Hunter 4. Saurer MH4 , military vehicle. Saurer MH4. Saurer MH4. MH4 , a type of metal hydride. metal hydride. metal hydride. MH4 , a sub-classification of the H4 classification in Paralympic cycling. H4 ( classification )
not_related.