You can add a new person with the name "Okafor, Damian Okechukwu Okongwu | Sylvester Emeka Abonyi | Anthony Amaechi", or you can "Okafor, Damian Okechukwu Okongwu | Sylvester Emeka Abonyi | Anthony Amaechi" with a person entry that is so far only been referred to by another name (such as a former name or an alias name).