Triple
T214547
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VRE |
E4789
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
Virginia Railway Express Operations Board
The Virginia Railway Express Operations Board is the governing body that oversees and manages the operations of the Virginia Railway Express commuter rail service in Northern Virginia and the Washington, D.C. region.
|
E1371
|
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: Virginia Railway Express Operations Board | Statement: [VRE, owner, Virginia Railway Express Operations Board]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Virginia Railway Express Operations Board Context triple: [VRE, owner, Virginia Railway Express Operations Board]
-
A.
Virginia Department of Rail and Public Transportation
The Virginia Department of Rail and Public Transportation is a state agency responsible for planning, funding, and improving passenger and freight rail, public transit, and commuter services across the Commonwealth of Virginia.
-
B.
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.
-
C.
Northern Virginia Transportation Commission
The Northern Virginia Transportation Commission is a regional governmental body that plans, funds, and oversees public transportation services in Northern Virginia.
-
D.
Potomac and Rappahannock Transportation Commission
The Potomac and Rappahannock Transportation Commission is a regional transit agency in Northern Virginia that oversees and funds commuter rail and bus services for member jurisdictions south of Washington, D.C.
-
E.
Virginia Department of Transportation
The Virginia Department of Transportation is the state agency responsible for planning, building, and maintaining Virginia’s highway system and other transportation infrastructure.
- 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: Virginia Railway Express Operations Board Triple: [VRE, owner, Virginia Railway Express Operations Board]
Generated description
The Virginia Railway Express Operations Board is the governing body that oversees and manages the operations of the Virginia Railway Express commuter rail service in Northern Virginia and the Washington, D.C. region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Virginia Railway Express Operations Board Target entity description: The Virginia Railway Express Operations Board is the governing body that oversees and manages the operations of the Virginia Railway Express commuter rail service in Northern Virginia and the Washington, D.C. region.
-
A.
Virginia Department of Rail and Public Transportation
The Virginia Department of Rail and Public Transportation is a state agency responsible for planning, funding, and improving passenger and freight rail, public transit, and commuter services across the Commonwealth of Virginia.
-
B.
Virginia Railway Express
chosen
Virginia Railway Express is a commuter rail service that connects Northern Virginia suburbs with Washington, D.C., primarily serving daily work commuters.
-
C.
Northern Virginia Transportation Commission
The Northern Virginia Transportation Commission is a regional governmental body that plans, funds, and oversees public transportation services in Northern Virginia.
-
D.
Potomac and Rappahannock Transportation Commission
The Potomac and Rappahannock Transportation Commission is a regional transit agency in Northern Virginia that oversees and funds commuter rail and bus services for member jurisdictions south of Washington, D.C.
-
E.
Virginia Department of Transportation
The Virginia Department of Transportation is the state agency responsible for planning, building, and maintaining Virginia’s highway system and other transportation infrastructure.
- F. None of above.
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_69a2575cb1dc8190a01ad332426dc339 |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25c32ae208190a03d504ef43ea659 |
completed | Feb. 28, 2026, 3:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a34d935eb48190a6f327ae77917d2c |
completed | Feb. 28, 2026, 8:18 p.m. |
| NEDg | Description generation | batch_69a34e06b8488190b361506c261baab6 |
completed | Feb. 28, 2026, 8:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a34e63883c81908aa5d8d907c37720 |
completed | Feb. 28, 2026, 8:21 p.m. |
Created at: Feb. 28, 2026, 2:52 a.m.