For Merge task generated by the Match job/Task Daemon process, you can designate the candidates as separate by marking it as "Not a Match"
Snippet:6) Optionally, remove records that you do not want to merge or are not duplicates.
- To remove a manually added record from theMatching Records view, from the Actions menu of the record, click Remove Candidate.
To remove a system matched record from theMatching Records view and dissociate it as a match of the target record, from the Actions menu of the record, click Not a match.
When you dissociate a matching record, the record does not automatically match again.