With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Christopher Marlowe is a translator of texts.
text_B: Dies natalis is Latin for `` birthday , anniversary '' and may refer to  :. birthday. birthday. anniversary. anniversary. The birthday of an individual , or the anniversary of a founding event ; see Glossary of ancient Roman religion #dies natalis. birthday. birthday. anniversary. anniversary. Dies Natalis Solis Invicti , the `` birthday '' of the Roman solar deity Sol Invictus on December 25. birthday. birthday. Dies Natalis Solis Invicti. Dies Natalis Solis Invicti. the annual commemoration of a Christian martyr 's death ; see Calendar of saints. Calendar of saints. Calendar of saints. Dies Natalis -LRB- cantata -RRB- , a cantata by Gerald Finzi. Gerald Finzi. Gerald Finzi
not_related.