You can add a new person with the name "Kumar, Poovarasan. P | Rishi Vishvaa. N | Siva Kumar. D | Mr. D. Satheesh", or you can "Kumar, Poovarasan. P | Rishi Vishvaa. N | Siva Kumar. D | Mr. D. Satheesh" with a person entry that is so far only been referred to by another name (such as a former name or an alias name).