With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tom Franco has three brothers who act.
text_B: North Lyndon Schoolhouse is a historic one-room school building located at Lyndon in Cattaraugus County , New York .. one-room school. one-room school. Lyndon. Lyndon, New York. It was built in 1844 , and functioned as a local school until 1948 .. It was listed on the National Register of Historic Places in 2000 .. National Register of Historic Places. National Register of Historic Places
not_related.