With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Alessia Cara has an EP.
text_B: Know-It-All is the debut studio album by Canadian singer Alessia Cara .. Alessia Cara. Alessia Cara. studio album. studio album. It was released on November 13 , 2015 through Def Jam .. Def Jam. Def Jam Recordings. It follows the release of her extended play -LRB- EP -RRB- Four Pink Walls , which was regarded as a preview of the album .. Four Pink Walls. Four Pink Walls. extended play. extended play
related.