Triple
T19682242
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro Orange Line |
E472621
|
entity |
| Predicate | terminalStationWest |
P20597
|
FINISHED |
| Object | Vienna/Fairfax–GMU 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: Vienna/Fairfax–GMU station | Statement: [Metro Orange Line, terminalStationWest, Vienna/Fairfax–GMU station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vienna/Fairfax–GMU station Context triple: [Metro Orange Line, terminalStationWest, Vienna/Fairfax–GMU station]
-
A.
Loudoun Gateway station
Loudoun Gateway station is a Silver Line Metrorail station in Loudoun County, Virginia, serving as part of the Washington, D.C. region’s rapid transit network.
-
B.
Vienna/Fairfax–GMU Metro station
chosen
Vienna/Fairfax–GMU Metro station is a Washington Metro Orange Line terminus in Northern Virginia that serves the Vienna and George Mason University areas.
-
C.
Pentagon City station
Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
-
D.
Tysons Corner station
Tysons Corner station is a Washington Metro rapid transit stop in Tysons, Virginia, serving the major Tysons Corner commercial and shopping district.
-
E.
Crystal City station
Crystal City station is an underground Washington Metro stop in Arlington, Virginia, serving the Crystal City business district and nearby Reagan National Airport.
- 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_69d8e514f2e08190ba70a4449519d218 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e641c05964819093d3124b8f174001 |
completed | April 20, 2026, 3:09 p.m. |
Created at: April 10, 2026, 1:45 p.m.