With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Valerian and the City of a Thousand Planets features the acting talents of Dane DeHaan.
text_B: The Gifts of the Magician is a Finnish fairy tale .. fairy tale. fairy tale. Andrew Lang included it in The Crimson Fairy Book -LRB- 1903 -RRB- , listing his source as Finnische Mahrchen .. The Crimson Fairy Book. The Crimson Fairy Book. Andrew Lang. Andrew Lang
not_related.