With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Berlin Wall is referred to by another name.
text_B: Alison Dyan `` Ali '' Liebert -LRB- born August 20 , 1981 -RRB- is a Canadian actress and producer .. actress. actress. producer. Film producer. She was a recipient of a Canadian Screen Award for work in the wartime series Bomb Girls .. Bomb Girls. Bomb Girls
not_related.