Claim: Mercy Nku is a retired Nigerian sprinter who specialized in the 100 metres which is a sprint race in track and field competitions.
Evidence: Mercy Akpanchang Nku Esimoneze (born 17 July 1976 in Boki) is a retired Nigerian sprinter who specialized in the 100 metres. The 100 metres, or 100-metre dash, is a sprint race in track and field competitions.