With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Harry Potter is a film series.
text_B: The Christ Church of Lower Kickapoo Limestone Township , Peoria County , Illinois is located near Hanna City , Illinois .. It is included in the National Register of Historic Places of the United States .. National Register of Historic Places. National Register of Historic Places
not_related.