With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: At a 2012 film festival, Cloud Atlas premiered.
text_B: Electronic Markets - The International Journal on Networked Business is a quarterly peer-reviewed academic journal that covers research on the implications of information systems on e-commerce .. peer-reviewed. peer-reviewed. academic journal. academic journal. information systems. information systems. e-commerce. e-commerce. It was established in 1991 and is published by Springer Science + Business Media .. The editors-in-chief are Rainer Alt -LRB- Leipzig University -RRB- and Hans-Dieter Zimmermann -LRB- FHS St. Gallen University of Applied Sciences -RRB- .. editors-in-chief. editors-in-chief. Rainer Alt. Rainer Alt. Leipzig University. Leipzig University. Hans-Dieter Zimmermann. Hans-Dieter Zimmermann
not_related.