With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: John Mayer appeared at a music festival.
text_B: South by Southwest -LRB- abbreviated as SXSW -RRB- is an annual conglomerate of film , interactive media , and music festivals and conferences that take place in mid-March in Austin , Texas , United States .. Austin. Austin, Texas. Texas. Texas. interactive media. interactive media. conferences. Convention ( meeting ). It began in 1987 , and has continued to grow in both scope and size every year .. In 2011 , the conference lasted for 10 days with SXSW Interactive lasting for 5 days , Music for 6 days , and Film running concurrently for 9 days .. SXSW is run by the company SXSW , LLC which organizes conferences , trade shows , festivals , and other events .. conferences. Convention ( meeting ). In addition to the three main South by Southwest festivals , the company runs three other conferences , two in Austin  : SXSWedu , a conference on educational innovation , and SXSW Eco , an environmental conference ; and one in Las Vegas  : SXSW V2V , a conference focused on innovative startups .. Austin. Austin, Texas. conferences. Convention ( meeting ). SXSW V2V. SXSW V2V. startups. startup company
related.