Triple
T11076
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Washington Metro |
E225
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
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.
|
E13084
|
NE FINISHED |
How this triple was built (4 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 | Statement: [Washington Metro, hasLine, Silver Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Silver Line Context triple: [Washington Metro, hasLine, Silver Line]
-
A.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
-
B.
MBTA Red Line
The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
-
C.
MBTA Fitchburg Line
The MBTA Fitchburg Line is a commuter rail route in the Greater Boston area that runs between Boston and Fitchburg, serving numerous suburban communities along the way.
-
D.
Virginia Railway Express
Virginia Railway Express is a commuter rail service that connects Northern Virginia suburbs with Washington, D.C., primarily serving daily work commuters.
-
E.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
- 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: Silver Line Triple: [Washington Metro, hasLine, Silver Line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Silver Line Target entity description: 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.
-
A.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
-
B.
MBTA Red Line
The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
-
C.
MBTA Fitchburg Line
The MBTA Fitchburg Line is a commuter rail route in the Greater Boston area that runs between Boston and Fitchburg, serving numerous suburban communities along the way.
-
D.
Virginia Railway Express
Virginia Railway Express is a commuter rail service that connects Northern Virginia suburbs with Washington, D.C., primarily serving daily work commuters.
-
E.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
- F. None of above. chosen
Provenance (5 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_69a23d7ad88c8190bffe8ab091d86642 |
completed | Feb. 28, 2026, 12:57 a.m. |
| NER | Named-entity recognition | batch_69a2465b2cf881908bf61c461e04cf6a |
completed | Feb. 28, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a29172b5b4819080efd4fe0d9658c6 |
completed | Feb. 28, 2026, 6:55 a.m. |
| NEDg | Description generation | batch_69a2940c5a448190a7f5f9a24cd13440 |
completed | Feb. 28, 2026, 7:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a295d0d658819085a125015f087dfb |
completed | Feb. 28, 2026, 7:14 a.m. |
Created at: Feb. 28, 2026, 1:02 a.m.