With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Green Day is a music group.
text_B: The 1884 New York Gothams season was the franchise 's 2nd season .. New York Gothams. New York Gothams. The team finished in fourth place , 22 games behind the pennant-winning Providence Grays .. Providence Grays. 1884 Providence Grays season
not_related.