With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Unapologetic is a studio album.
text_B: The Beica -LRB- Hungarian  : Birka-patak , meaning `` Sheep Creek '' -RRB- is a small river in the Gurghiu Mountains , Mures County , northern Romania .. Romania. Romania. Mures County. Mures County. Gurghiu Mountains. Gurghiu Mountains. Mures. Mures ( river ). Hungarian. Hungarian language. It is a left tributary of the river Mures .. Mures. Mures ( river ). tributary. tributary. It flows through the municipalities of Beica de Jos and Petelea , and joins the Mures near the village Petelea .. Beica de Jos. Beica de Jos. Petelea. Petelea. Mures. Mures ( river ). It is fed by several smaller streams , including Urisiu and Nadasa .
not_related.