With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Billy Joel has influenced America.
text_B: ASCOM can refer to  :. Ascom -LRB- company -RRB- , the Swiss telecommunication company. Ascom Group , Moldovan oil and gas company. Ascom Group. Ascom Group. ASCOM -LRB- standard -RRB- is a standard for communicating with observatory equipment
not_related.