Esan
http://purl.obolibrary.org/obo/HANCESTRO_0591
The Esan people are one of the major ethnic groups in Edo State, Nigeria who speak the Esan language. (PMID:10146569) Samples from this population were studied as part of the full 1000 Genomes project (https://www.coriell.org/1/NHGRI/Collections/1000-Genomes-Collections/Esan-in-Nigeria-ESN)