With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Katy Perry is the stage name of Katy Hudson.
text_B: FabricLive .22 is a DJ mix compilation album by Scratch Perverts , as part of the FabricLive Mix Series .. Scratch Perverts. Scratch Perverts. FabricLive. Fabric discography. FabricLive Mix Series. Fabric discography#FabricLive series
not_related.