IBOS
| Date | Clue |
|---|---|
| 2021-10-09 | Okonkwo's people in "Things Fall Apart" |
| 2017-06-21 | Some native Nigerians |
| 2009-12-29 | Nigerian natives |
| 2006-01-27 | Native Nigerians |
| 2001-02-17 | Native Nigerians |
| 1998-09-21 | Nigerian natives |
| 1995-11-29 | Certain Nigerians |
| 1995-03-12 | Nigerian people |