With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bobby Moore was a professional athlete.
text_B: HD1 -LRB- acronym for Histoire de -RRB- is a French TV channel , controlled by TF1 Group .. TF1 Group. TF1 Group. TF1. TF1. Histoire. Histoire ( TV Channel ). TV channel. TV channel. HD1 launched on TNT , satellite , and xDSL on 12 December 2012 .. TNT. Television in France. xDSL. xDSL
not_related.