Triple
T19777125
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Washington Metro Blue Line stations |
E475030
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | National Airport station |
—
|
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: National Airport station | Statement: [Washington Metro Blue Line stations, hasStation, National Airport station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: National Airport station Context triple: [Washington Metro Blue Line stations, hasStation, National Airport station]
-
A.
National Airport station
chosen
National Airport station is a Washington Metro rapid transit stop serving Ronald Reagan Washington National Airport in Arlington, Virginia.
-
B.
Martin State Airport station
Martin State Airport station is a MARC commuter rail stop on the Penn Line serving the Martin State Airport area in Middle River, Maryland.
-
C.
Mitchell Airport Rail Station
Mitchell Airport Rail Station is a passenger rail station in Milwaukee, Wisconsin, serving General Mitchell International Airport and providing regional rail connections for air travelers.
-
D.
OAK Airport station
OAK Airport station is a Bay Area Rapid Transit (BART) station that serves Oakland International Airport in Oakland, California.
-
E.
Bay Station
Bay Station is a former name for Bay/Enterprise Square Station, an Edmonton Light Rail Transit stop in downtown Edmonton, Alberta, Canada.
- 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_69d8e51a43a08190956bc6df13c91a77 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65360cca08190957c36b1a440542c |
completed | April 20, 2026, 4:25 p.m. |
Created at: April 10, 2026, 1:48 p.m.