With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Oliver Reed was born on February 13, 1938.
text_B: When a work 's copyright expires , it enters the public domain .. copyright. copyright. public domain. public domain. The following is a list of works that enter the public domain in 2018 .. public domain. public domain. Since laws vary globally , the copyright status of some works are not uniform .. copyright. copyright. vary globally. List of countries' copyright lengths
not_related.