With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jessica Chastain is vocal about environmental issues.
text_B: The Johnson House is a historic house at 518 East 8th Street in Little Rock , Arkansas .. It is a 2-1 / 2 story American Foursquare style house , with a flared hip roof and weatherboard siding .. Its front facade is covered by a single-story porch , supported by Tuscan columns , and the main roof eave features decorative brackets .. A two-story polygonal bay projects on the right side of the front facade .. Built about 1900 , it is one of a group of three similar rental houses on the street by Charles L. Thompson , a noted Arkansas architect .. Charles L. Thompson. Charles L. Thompson. The house was listed on the National Register of Historic Places in 1982 .. National Register of Historic Places. National Register of Historic Places
not_related.