True when the schema-free rule cannot decide the run (V4's bare path).
resolveVerb upgrades this to navigation when the container table
recognizes the path; here it stays a refusal, so splitRun's abstention
rate keeps pricing proposed on its own terms.
Index of the verb inside the run, or null for "no verb decided".
The rule that fired, for provenance.
The verb/menu boundary decision for one run.