With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Arabs and Kurds are the ethnic groups with the biggest populations in Iraq.
text_B: Eternal Live is the fifth album by American glam metal band Slaughter and their first full-length live album .. Slaughter. Slaughter ( band ). glam metal. glam metal. This is the last album to feature guitarist Tim Kelly , since he was killed in a car accident shortly before the release of the album .. Tim Kelly. Tim Kelly ( musician ). car accident. car accident
not_related.