With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Niall Horan is musically illiterate.
text_B: The Goddess of Sagebrush Gulch is a 1912 American short silent Western film directed by D. W. Griffith and starring Blanche Sweet .. D. W. Griffith. D. W. Griffith. Blanche Sweet. Blanche Sweet. short. short film. silent. silent film. Western film. Western ( genre )
not_related.