With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: RuPaul is a professional recording artist.
text_B: Wildscreen is a wildlife conservation charity based in Bristol , England .. Bristol. Bristol. The charity was founded in December 1987 from a trust which had operated since 1982 .. trust. Trust law. The founders included Sir Peter Scott and Christopher Parsons OBE , former Head of the BBC Natural History Unit , with the initial aim of encouraging and applauding excellence in the production of natural history films and television .. Sir Peter Scott. Peter Scott. Christopher Parsons. Christopher Parsons. BBC Natural History Unit. BBC Natural History Unit. natural history. natural history
not_related.