With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Anna Paquin left Colombia University to focus on her acting career.
text_B: The oud is a musical instrument .. oud. oud. Oud or OUD may also refer to  :. Agarwood , a perfume or incense material. Agarwood. Agarwood. OUD , a registered trademark of the Orthodox Union for identifying kosher products that contain dairy. Orthodox Union. Orthodox Union. Oxford Universal Dictionary , American name for an edition of the Shorter Oxford English Dictionary. Oxford Universal Dictionary. Oxford Universal Dictionary. Angads Airport , by IATA code. Angads Airport. Angads Airport. Jacobus Oud -LRB- 1890 -- 1963 -RRB- , Dutch architect. Jacobus Oud. Jacobus Oud
not_related.