With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Back to the Future II is the sequel to a film by Robert Zemeckis.
text_B: The Midland Football League was a semi-professional football league in England .. England. England. Football League. Football League. It acted as a feeder league to the Football League for many years before merging with the Yorkshire League in 1982 to form the Northern Counties East League .. Football League. Football League. Yorkshire League. Yorkshire Football League. Northern Counties East League. Northern Counties East League
not_related.