With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Canada debuted My Everything at number one.
text_B: Codebreaker T133 is the album by the American synthpop band Red Flag .. Red Flag. Red Flag ( band ). synthpop. synthpop. The uptempo album with all songs set to a beat of 133 per minute was more danceable than some prior Red Flag works but the album failed to catch on .. Red Flag. Red Flag ( band )
not_related.