With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: BRIT School is funded by the British Government with support from the British Record Industry .
text_B: Elattoneura centralis is a species of damselfly in the family Platycnemididae known commonly as the dark-glittering threadtail .. Platycnemididae. Platycnemididae. Elattoneura. Elattoneura. damselfly. damselfly. It is endemic to Sri Lanka .. endemic. Endemism. Sri Lanka. Sri Lanka
not_related.