With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Liberia's civil war ended in 2003.
text_B: R34 may refer to  :. R34 -LRB- airship -RRB- - British airship that made the first East-West crossing of the Atlantic by air. Rule 34 -LRB- disambiguation -RRB-. R34 -LRB- New York City Subway car -RRB-. R34 road -LRB- South Africa -RRB-. R34  : Causes burns , a risk phrase. a model of the Nissan Skyline. Nissan Skyline. Nissan Skyline
not_related.