Triple
T676321
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Silver Line (Washington Metro) |
E13084
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
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.
|
E156829
|
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: Herndon station | Statement: [Silver Line (Washington Metro), servesStation, Herndon station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Herndon station Context triple: [Silver Line (Washington Metro), servesStation, Herndon station]
-
A.
Ashburn station
Ashburn station is a Washington Metro Silver Line terminus located in Loudoun County, Virginia, serving as a major commuter hub for the outer suburbs of the Washington, D.C. metropolitan area.
-
B.
McLean station
McLean station is a Washington Metro rapid transit stop in McLean, Virginia, providing service to the nearby Tysons business district.
-
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.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
E.
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.
- 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: Herndon station Triple: [Silver Line (Washington Metro), servesStation, Herndon station]
Generated description
Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Herndon station Target entity description: Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
-
A.
Ashburn station
Ashburn station is a Washington Metro Silver Line terminus located in Loudoun County, Virginia, serving as a major commuter hub for the outer suburbs of the Washington, D.C. metropolitan area.
-
B.
McLean station
McLean station is a Washington Metro rapid transit stop in McLean, Virginia, providing service to the nearby Tysons business district.
-
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.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
E.
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.
- 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_69a4933d3bf88190972041cd8cf143b9 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a4a04b2ae881908a5c23453bef8572 |
completed | March 1, 2026, 8:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acce4b94d08190b7747b0b6d61e3e1 |
completed | March 8, 2026, 1:18 a.m. |
| NEDg | Description generation | batch_69accf3931bc81908e38755e2d024270 |
completed | March 8, 2026, 1:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69accfb8acfc8190bba379d8bb114c29 |
completed | March 8, 2026, 1:24 a.m. |
Created at: March 1, 2026, 7:36 p.m.