With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Gendry appeared in the poem A Storm of Swords.
text_B: Holzgau is a municipality in the district of Reutte in the Austrian state of Tyrol .. Reutte. Reutte ( district ). Tyrol. state of Tyrol
not_related.