Triple
T18561889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barter Island |
E453659
|
entity |
| Predicate | historicalUse |
P98
|
FINISHED |
| Object | DEW Line radar site |
—
|
NE NERFINISHED |
How this triple was built (3 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: DEW Line radar site | Statement: [Barter Island, historicalUse, DEW Line radar site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DEW Line radar site Context triple: [Barter Island, historicalUse, DEW Line radar site]
-
A.
PAVE PAWS radar site
PAVE PAWS radar site is a U.S. early-warning phased-array radar installation designed to detect and track sea-launched and intercontinental ballistic missiles.
-
B.
Ozar Air Force Station
Ozar Air Force Station is an Indian Air Force base near Nashik in Maharashtra, known for hosting aircraft maintenance and operational units.
-
C.
Galena Air Force Station
Galena Air Force Station was a former United States Air Force installation near Galena, Alaska, that served as a strategic Cold War air defense and forward operating base.
-
D.
Trevim radar station
Trevim radar station is a radar installation located on the summit area of Serra da Lousã in central Portugal, used primarily for meteorological and atmospheric observation.
-
E.
Clear Air Force Station
Clear Air Force Station is a United States military installation in Alaska that serves as a key early-warning and space surveillance site for detecting and tracking ballistic missile and space activity.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: DEW Line radar site Target entity description: A DEW Line radar site is a Cold War–era early-warning military installation built across the Arctic to detect incoming Soviet bombers and provide advance notice of potential attacks on North America.
-
A.
PAVE PAWS radar site
PAVE PAWS radar site is a U.S. early-warning phased-array radar installation designed to detect and track sea-launched and intercontinental ballistic missiles.
-
B.
Ozar Air Force Station
Ozar Air Force Station is an Indian Air Force base near Nashik in Maharashtra, known for hosting aircraft maintenance and operational units.
-
C.
Galena Air Force Station
Galena Air Force Station was a former United States Air Force installation near Galena, Alaska, that served as a strategic Cold War air defense and forward operating base.
-
D.
Trevim radar station
Trevim radar station is a radar installation located on the summit area of Serra da Lousã in central Portugal, used primarily for meteorological and atmospheric observation.
-
E.
Clear Air Force Station
Clear Air Force Station is a United States military installation in Alaska that serves as a key early-warning and space surveillance site for detecting and tracking ballistic missile and space activity.
- F. None of above. chosen
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_69d8d38974308190a9174430ef256b73 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5380a46f08190afe7ca2ddfe209d5 |
completed | April 19, 2026, 8:16 p.m. |
Created at: April 10, 2026, 11:42 a.m.