Triple
T18585618
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Transportation in Fairfax County, Virginia |
E454228
|
entity |
| Predicate | hasMetrorailStation |
P39430
|
FINISHED |
| Object | Dunn Loring–Merrifield station |
—
|
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: Dunn Loring–Merrifield station | Statement: [Transportation in Fairfax County, Virginia, hasMetrorailStation, Dunn Loring–Merrifield station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dunn Loring–Merrifield station Context triple: [Transportation in Fairfax County, Virginia, hasMetrorailStation, Dunn Loring–Merrifield station]
-
A.
Dunn Loring–Merrifield station
chosen
Dunn Loring–Merrifield station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving the Orange Line and the surrounding Dunn Loring and Merrifield communities.
-
B.
Reston Town Center station
Reston Town Center station is a Washington Metro rail station in Reston, Virginia, providing access to the Reston Town Center area along the Silver Line.
-
C.
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.
-
D.
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.
-
E.
Herndon station
Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasMetrorailStation Context triple: [Transportation in Fairfax County, Virginia, hasMetrorailStation, Dunn Loring–Merrifield station]
-
A.
hasMetroTerminus
Indicates that one location serves as the terminal (end) station of a metro line for another location.
-
B.
hasMetroStations
chosen
Indicates that a place or area is served by one or more metro (subway) stations.
-
C.
hasMetroLine
Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
-
D.
hasSubway
Indicates that a place is served by or contains a subway (metro) system.
-
E.
hasSubwayStationEntrance
Indicates that one entity serves as an entrance or access point to a subway station associated with another entity.
- F. None of above.
Provenance (3 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_69d8d38ae7e081908a98df1251842402 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e545b0dff08190a3be481faec34a3c |
completed | April 19, 2026, 9:14 p.m. |
| PD | Predicate disambiguation | batch_69e478c98d4c81909d37a0e72c6e7bd0 |
completed | April 19, 2026, 6:40 a.m. |
Created at: April 10, 2026, 11:44 a.m.