Triple
T7772790
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | K Street NW |
E179112
|
entity |
| Predicate | hasPublicTransitAccessVia |
P3791
|
FINISHED |
| Object |
Farragut North station (nearby on Red Line)
Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
|
E687735
|
NE FINISHED |
How this triple was built (5 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: Farragut North station (nearby on Red Line) | Statement: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Farragut North station (nearby on Red Line) Context triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
-
A.
Arlington Street subway station (nearby access)
Arlington Street subway station (nearby access) is a Green Line MBTA subway stop in Boston’s Back Bay area that serves as a primary transit entry point for visitors to the adjacent Boston Public Garden and surrounding neighborhoods.
-
B.
Kenmore station on MBTA Green Line (nearby)
Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
-
C.
Washington Metro Silver Line (nearby stations)
The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
-
D.
MBTA Green Line D branch (nearby stations)
The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
-
E.
Waterfront station (Green Line, Washington Metro)
Waterfront station is a Washington Metro Green Line subway station serving the Southwest Waterfront neighborhood in Washington, D.C.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Farragut North station (nearby on Red Line) Triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
Generated description
Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Farragut North station (nearby on Red Line) Target entity description: Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
-
A.
Arlington Street subway station (nearby access)
Arlington Street subway station (nearby access) is a Green Line MBTA subway stop in Boston’s Back Bay area that serves as a primary transit entry point for visitors to the adjacent Boston Public Garden and surrounding neighborhoods.
-
B.
Kenmore station on MBTA Green Line (nearby)
Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
-
C.
Washington Metro Silver Line (nearby stations)
The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
-
D.
MBTA Green Line D branch (nearby stations)
The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
-
E.
Waterfront station (Green Line, Washington Metro)
Waterfront station is a Washington Metro Green Line subway station serving the Southwest Waterfront neighborhood in Washington, D.C.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasPublicTransitAccessVia Context triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
-
A.
hasPublicTransitRoute
Indicates that there exists a public transportation route (such as a bus, train, or tram line) connecting or serving the related entities.
-
B.
hasPublicTransitMode
Indicates that a location, route, or service is associated with or supports a specific mode of public transportation (e.g., bus, train, tram).
-
C.
hasPublicTransitFunction
Indicates that something serves a role or provides a service related to public transportation operations or infrastructure.
-
D.
hasPublicTransitProvider
Indicates that a place or region is served by a specific public transit operating organization or agency.
-
E.
hasPublicTransportConnection
chosen
Indicates that there is an available public transportation link or service connecting the related entities.
- F. None of above.
Provenance (6 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_69c69f30602c819082ab52cd4af5c592 |
completed | March 27, 2026, 3:16 p.m. |
| NER | Named-entity recognition | batch_69c7046048688190a6cbc64e82b58eca |
completed | March 27, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8c7ee407881908e591d216c504b24 |
completed | March 29, 2026, 6:34 a.m. |
| NEDg | Description generation | batch_69c8c8b84f88819086ecd371b62e2b5b |
completed | March 29, 2026, 6:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8c917a1308190ab2c8e70d6ed8c0e |
completed | March 29, 2026, 6:39 a.m. |
| PD | Predicate disambiguation | batch_69c7016f4ce881909c2e9f610255187b |
completed | March 27, 2026, 10:15 p.m. |
Created at: March 27, 2026, 4:11 p.m.