With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Patton Oswalt is a comedian.
text_B: EDN may refer to  :. Encyclopedie des Nuisances , a French magazine and publisher. Encyclopedie des Nuisances. Encyclopedie des Nuisances. EDN -LRB- magazine -RRB- , an engineering magazine , originally called Electrical Design News. Endothelin , a chemical substance. Endothelin. Endothelin. Eden Park railway station , a British Railway station with the station code EDN. Eden Park railway station. Eden Park railway station. Earth Day Network , a coordinating body for Earth Day events. Earth Day Network. Earth Day Network. Enterprise Municipal Airport -LRB- Alabama -RRB- -LRB- FAA LID  : EDN -RRB-. Equal Device Network , a device interconnection network. Equal Device Network. Equal Device Network. Europe of Nations Group -LRB- French abbreviation  : EDN -RRB- , a Eurosceptic political group with seats in the European Parliament 1994-96. Europe of Nations. Europe of Nations. Independents for a Europe of Nations -LRB- French abbreviation  : I-EDN -RRB- , successor to Europe of Nations. Europe of Nations. Europe of Nations. Independents for a Europe of Nations. Independents for a Europe of Nations. Extensible Data Notation , a file format based on the serializable parts of Clojure. Extensible Data Notation. Extensible Data Notation
not_related.