Triple
T6553766
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wiehle–Reston East station |
E152392
|
entity |
| Predicate | phaseOfConstruction |
P44772
|
FINISHED |
| Object | Silver Line Phase 1 |
E446020
|
NE FINISHED |
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: Silver Line Phase 1 | Statement: [Wiehle–Reston East station, phaseOfConstruction, Silver Line Phase 1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Silver Line Phase 1 Context triple: [Wiehle–Reston East station, phaseOfConstruction, Silver Line Phase 1]
-
A.
Metro Silver Line
The Metro Silver Line is a former branding used for certain Los Angeles County Metropolitan Transportation Authority bus services, particularly those operating as part of the region’s bus rapid transit network.
-
B.
Silver Line
The Silver Line is a heritage streetcar route within the San Diego Trolley system that operates vintage vehicles primarily for downtown circulator service.
-
C.
Silver Line
The Silver Line is a rapid transit route in the Washington Metro system that serves northern Virginia suburbs, including Tysons and Reston, and connects them to Washington, D.C.
-
D.
Silver Line
The Silver Line is a bus rapid transit service in Boston, Massachusetts, operated by the MBTA and serving key corridors including the Seaport District and Logan Airport.
-
E.
Washington Metro Silver Line
chosen
The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service to Northern Virginia suburbs including Tysons and Reston.
- 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: phaseOfConstruction Context triple: [Wiehle–Reston East station, phaseOfConstruction, Silver Line Phase 1]
-
A.
constructionPhase
chosen
Indicates the specific stage or period an entity is in within an overall construction or building process.
-
B.
mainConstructionPhaseUnder
Indicates that one construction phase occurs under or is subordinate to another primary construction phase in a project’s timeline or hierarchy.
-
C.
laterConstruction
Indicates that one construction event or structure occurred or was built after another in time.
-
D.
constructionDirection
Indicates the orientation or path along which a structure is built or assembled.
-
E.
hasConstruction
Indicates that one entity possesses, contains, or is characterized by a particular construction, structure, or built form associated with it.
- F. None of above.
Provenance (4 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_69c688058d6881908c19b309cc55dbfa |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6c1b15d3481908ae66e3d7564b352 |
completed | March 27, 2026, 5:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6d55707d081908104f08e1d59d603 |
completed | March 27, 2026, 7:07 p.m. |
| PD | Predicate disambiguation | batch_69c6acf6d4148190914b19e9affd8c76 |
completed | March 27, 2026, 4:14 p.m. |
Created at: March 27, 2026, 1:51 p.m.