# Need help with a proper Sunyaev-Zeldovich-effect tag

When posting Why does the first measurements of the thermal Sunyaev-Zel’dovich effect from ALMA show a temperature decrease and not an increase at the cluster? I tried to add a Sunyaev-Zeldovich-effect tag. I copied "Sunyaev–Zeldovich effect" from Wikipedia and added a second hyphen, but the first dash was not recognized by the tag generating algorithm as a candidate for a hyphen, so now we have a sunyaevzeldovich-effect tag rather than a sunyaev-zeldovich-effect tag with two hyphens.

Trying to create the doubly-hyphened tag is rejected as being "too close" to an existing tag.

I think in this case I need some help from moderators to delete the existing tag?

Then I plan to create a good tag and add it to:

and perhaps

• Alright, I fixed the tag. Feel free to tag other questions.
– called2voyage Mod
Jan 31 at 15:34
• @called2voyage thank you for your help, done.
– uhoh
Jan 31 at 23:39