With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Paul Wesley refused to appear in Wolf Lake.
text_B: Pedregal is a corregimiento within Panama City , in Panama District , Panama Province , Panama with a population of 51,641 as of 2010 .. Province. Provinces of Panama. Panama. Panama District. District. Districts of Panama. corregimiento. Corregimientos of Panama. Panama City. Panama City. Panama District. Panama District. Panama Province. Panama Province. Panama. Panama. Its population as of 1990 was 40,896 ; its population as of 2000 was 45,801 .
not_related.