With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Merlin was awoken by Julian Jones.
text_B: `` Tu '' is a song written and performed by the Colombian-born musician Shakira .. Shakira. Shakira. It is found on her fourth studio album , ¿ Donde estan los ladrones ?. studio album. studio album. -LRB- 1998 -RRB- .. `` Tu '' was released as the second single of the album , and just like its predecessor , `` Ciega , Sordomuda '' , it reached # 1 at the Billboard Hot Latin Tracks chart .. single. single ( music ). Billboard. Billboard ( magazine ). Hot Latin Tracks. Hot Latin Tracks. Many fans regard this song as Shakira 's most touching and inspirational song .. Shakira. Shakira
not_related.