You can add a new person with the name "D, Chenko G. Y. Nimchang | Ndam Moses Ponsel | Manset W. E. | Songden S.", or you can "D, Chenko G. Y. Nimchang | Ndam Moses Ponsel | Manset W. E. | Songden S." with a person entry that is so far only been referred to by another name (such as a former name or an alias name).