Triple
T9706827
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Virginia road network |
E234919
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Washington metropolitan area transportation system
The Washington metropolitan area transportation system is an interconnected network of highways, local roads, public transit, and commuter services that links Washington, D.C. with its surrounding suburbs in Maryland and Northern Virginia.
|
E514
|
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: Washington metropolitan area transportation system | Statement: [Northern Virginia road network, partOf, Washington metropolitan area transportation system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington metropolitan area transportation system Context triple: [Northern Virginia road network, partOf, Washington metropolitan area transportation system]
-
A.
Washington metropolitan area
The Washington metropolitan area is a major U.S. urban region centered on the nation’s capital, encompassing Washington, D.C. and its surrounding suburbs in Maryland, Virginia, and West Virginia.
-
B.
Baltimore–Washington metropolitan area transportation network
The Baltimore–Washington metropolitan area transportation network is an integrated system of airports, highways, rail lines, and public transit that connects and supports travel and commerce between the Baltimore and Washington, D.C. regions.
-
C.
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.
-
D.
Washington Metropolitan Area Transit Authority
The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
-
E.
Arlington urban corridor
The Arlington urban corridor is a densely developed stretch of mixed-use neighborhoods in Arlington, Virginia, characterized by transit-oriented development along the Metro’s Orange and Silver Lines.
- 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: Washington metropolitan area transportation system Triple: [Northern Virginia road network, partOf, Washington metropolitan area transportation system]
Generated description
The Washington metropolitan area transportation system is an interconnected network of highways, local roads, public transit, and commuter services that links Washington, D.C. with its surrounding suburbs in Maryland and Northern Virginia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Washington metropolitan area transportation system Target entity description: The Washington metropolitan area transportation system is an interconnected network of highways, local roads, public transit, and commuter services that links Washington, D.C. with its surrounding suburbs in Maryland and Northern Virginia.
-
A.
Washington metropolitan area
chosen
The Washington metropolitan area is a major U.S. urban region centered on the nation’s capital, encompassing Washington, D.C. and its surrounding suburbs in Maryland, Virginia, and West Virginia.
-
B.
Baltimore–Washington metropolitan area transportation network
The Baltimore–Washington metropolitan area transportation network is an integrated system of airports, highways, rail lines, and public transit that connects and supports travel and commerce between the Baltimore and Washington, D.C. regions.
-
C.
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.
-
D.
Washington Metropolitan Area Transit Authority
The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
-
E.
Arlington urban corridor
The Arlington urban corridor is a densely developed stretch of mixed-use neighborhoods in Arlington, Virginia, characterized by transit-oriented development along the Metro’s Orange and Silver Lines.
- 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_69ca84cc78808190a56f3402b7c139a7 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9da4c53c81908ba4bfe4d9ca8814 |
completed | April 1, 2026, 10:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1913aa6e4819081964cf9bcf24fca |
completed | April 4, 2026, 10:31 p.m. |
| NEDg | Description generation | batch_69d193150c00819080ed0fbb050b60bf |
completed | April 4, 2026, 10:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1941802f8819094dc1672984f6033 |
completed | April 4, 2026, 10:43 p.m. |
Created at: March 30, 2026, 8:19 p.m.