With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Pat Riley was a player in the National Basketball Association.
text_B: Stillwater Bridge may refer to  :. Stillwater Bridge -LRB- St. Croix River -RRB- , a lift bridge joining Stillwater , Minnesota and Houlton , Wisconsin. Stillwater Bridge -LRB- Hudson River , New York -RRB- , a bridge carrying Saratoga-Rensselaer County Roads 125 .. Stillwater Bridge -LRB- Salmon River , New York -RRB- , Stillwater , New York , listed on the NRHP in Oswego County , New York
not_related.