The tag alias #72315 kaptcha -> benji_(artist) is pending approval.

Reason: Both refer to the same artist.
Benjii tag is far more popular
Artist prefers being referred to as benjii etc
(See description; https://www.furaffinity.net/user/kaptcha/)
And most of their account names are variations of benjii
(See links: https://e621.net/artists/62426)