- You have metadata in your fields and terms are separated by a semicolon however, you are seeing a string of terms in your websites facet list.
- Field Properties
Setup a controlled vocabulary by following this guide. This will create a list of vocabulary terms.
You will have a few options to set up these terms provided in that guide. If have a term list you can send that to OCLC Support or use a standard set of terms provided so you can import.
If you have more questions or would like to discuss you can reach out to OCLC Support.18975