With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Secret Life of Us has aired in Northern New Zealand.
text_B: The Carnegie Library at Livermore , California , opened in 1911 and continued in use as a library until 1966 .. Livermore. Livermore, California. Carnegie Library. Carnegie Library. It now hosts a historical museum and art gallery .. The building was designed by William H. Weeks in the Greek Revival style and is included on the National Register of Historic Places .. William H. Weeks. W. H. Weeks. Greek Revival. Greek Revival. National Register of Historic Places. National Register of Historic Places. A weekly farmers ' market takes place in the surrounding park .
not_related.