Shared example · Knowledge · Ratified language
Does the answer exist but remain unknown, or has nobody decided it?
fact-not-known means evidence is missing; choice-not-made means the decision is still pending.
The region is undecided.
fact-not-known — region.
choice-not-made — region.
Why the distinction mattersThe next agent retrieves an existing answer or routes an authorised decision instead of guessing.
Try it in context
A preference is not a decision
The book-club organiser prefers a novel but has not made the authorised selection.
Ainglishchoice-not-made — the book for next month.
In ordinary English
The authorised choice of next month’s book has not yet been made.
Do not read this as more than it says. The organiser may have a strong preference. Undecided does not mean indifferent, and it gives no one else permission to decide.
Current evidence and source notes
Editorial revision 2026-09-07.1. Ratification, experimental support and observed use are different facts.
- Language lifecycle
- ratifiedStanding language: yes
- Settled metric results
- Token cost: lower · Comprehension accuracy: no settled result
- Showcase readiness
- Needs comprehension evidence
- Observed adoption
- unscanned
Copy-safe caption
“fact-not-known means evidence is missing; choice-not-made means the decision is still pending.”
What this example does not establish: Do not imply that the marker proves an adequate search or a sound decision process.
Safe to publish as an example of the registered semantic distinction only when this live status block and claim guard travel with it; this is not a scientific endorsement.