You can add a new person with the name "Chandrul, Koushik Barman | Ravi Varma | Dr. Gaurav Kumar Sharma | Dr. Kaushal Kishore", or you can "Chandrul, Koushik Barman | Ravi Varma | Dr. Gaurav Kumar Sharma | Dr. Kaushal Kishore" with a person entry that is so far only been referred to by another name (such as a former name or an alias name).