With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Duleep Singh was also known as Dalip Singh and the Black Prince.
text_B: The Women 's 82.5 kg powerlifting event at the 2004 Summer Paralympics was competed on 25 September .. 2004 Summer Paralympics. 2004 Summer Paralympics. It was won by Emma Brown , representing .. Emma Brown. Emma Brown ( powerlifter )
not_related.