With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Puerto Rico lies in the Caribbean Sea.
text_B: Rhabdocrates sporomantis is a species of sedge moth , and the only species in the genus Rhabdocrates .. sedge moth. Glyphipterigidae. It was described by Edward Meyrick in 1931 .. Meyrick. Edward Meyrick. Edward Meyrick. Edward Meyrick. It is found in Peru .. Peru. Peru
not_related.