With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Denial was released by a company.
text_B: Trichloroethane can refer to either of two isomeric chemical compounds  :. 1,1,1-Trichloroethane -LRB- methyl chloroform -RRB-. 1,1,1-Trichloroethane. 1,1,1-Trichloroethane. 1,1,2-Trichloroethane -LRB- vinyl trichloride -RRB-. 1,1,2-Trichloroethane. 1,1,2-Trichloroethane
not_related.