The comment WOH only supports resolving and deleting comments if you specify both reason and description (both of which must match):
If you specify reason only in the operation, you get this error:
2017-08-12 12:23:41,859 | WARN | pool-79-thread-11 | (CommentWorkflowOperationHandler:192) - Not resolving comment with 'null' text and 'EVENTS.EVENTS.DETAILS.COMMENTS.REASONS.CUTTING' reason as it doesn't exist.
which removes the possibility of varying the description text for different purposes.
It should be possible to use a resolve operation like this: