Triple
T17541807
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | TACAN |
E427216
|
entity |
| Predicate | abbreviationOf |
P590
|
FINISHED |
| Object | Tactical Air Navigation |
—
|
NE NERFINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Tactical Air Navigation | Statement: [TACAN, abbreviationOf, Tactical Air Navigation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tactical Air Navigation Context triple: [TACAN, abbreviationOf, Tactical Air Navigation]
-
A.
TACAN
chosen
TACAN is a military tactical air navigation system that provides aircraft with precise bearing and distance information to a ground station.
-
B.
Knickebein radio navigation system
The Knickebein radio navigation system was a World War II German Luftwaffe beam-guidance technology used to direct bombers accurately to their targets at night and in poor visibility.
-
C.
Non-Directional Beacons
Non-directional beacons are ground-based radio transmitters that emit signals in all directions to help aircraft determine their bearing and navigate, especially in low-visibility conditions.
-
D.
LORAN
LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
-
E.
TRACON
TRACON is an air traffic control facility responsible for managing and sequencing aircraft during the critical phases of arrival and departure in the airspace surrounding major airports.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d889df6dc081908f67dbadc03c07ee |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e4545e64448190a2a63bc13f549027 |
completed | April 19, 2026, 4:04 a.m. |
Created at: April 10, 2026, 5:49 a.m.