With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bam Margera is a dog.
text_B: JWK may refer to  :. JW Komandosow , a special forces unit of Poland. JW Komandosow. JW Komandosow. Joanne Whalley -LRB- born 1964 -RRB- , English actress sometimes credited as Joanne Whalley-Kilmer. Joanne Whalley. Joanne Whalley. JSON Web Key in JSON Web Signature. JSON Web Key. JSON Web Key. JSON Web Signature. JSON Web Signature. Warwick railway station , Perth , in Western Australia
not_related.