Nyorai kupfuurira kweiyi ndima - Pa 1973 All-Africa Games
muLagos, Nwankpa akapinda mumakwikwi evarimi vechiedza. Akakunda menduru yegoridhe, achikunda Issake Dabore weNiger mumutambo wokupedzisira. Akakundawo menduru yegoridhe muchikamu chechiedza-welterweight pa1974 British Commonwealth Games, achikunda Anthony Martey weGhana mumakwikwi ekupedzisira.