Triple
T3165821
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Potomac Yard–VT Metrorail station |
E66208
|
entity |
| Predicate | locatedInNeighborhood |
P40
|
FINISHED |
| Object |
Potomac Yard
Potomac Yard is a redeveloped urban neighborhood in Alexandria, Virginia, known for its former rail yard, mixed-use development, and new transit connections.
|
E333532
|
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: Potomac Yard | Statement: [Potomac Yard–VT Metrorail station, locatedInNeighborhood, Potomac Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Potomac Yard Context triple: [Potomac Yard–VT Metrorail station, locatedInNeighborhood, Potomac Yard]
-
A.
Cleveland Park
Cleveland Park is a historic, tree-lined residential neighborhood in Washington, D.C., known for its early 20th-century architecture, hilly terrain, and vibrant commercial strip along Connecticut Avenue.
-
B.
Farragut West
Farragut West is a busy Washington Metro station in downtown Washington, D.C., serving multiple lines near major offices, parks, and landmarks.
-
C.
Ballston
Ballston is a dense, transit-oriented urban neighborhood in Arlington, Virginia, known for its mix of offices, apartments, shopping, and dining.
-
D.
Barcroft Station
Barcroft Station is a high-altitude research facility in California’s White Mountains used primarily for atmospheric, astronomical, and ecological studies.
-
E.
Dulles Town Center
Dulles Town Center is a large regional shopping mall and commercial hub located in Sterling, Virginia.
- 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: Potomac Yard Triple: [Potomac Yard–VT Metrorail station, locatedInNeighborhood, Potomac Yard]
Generated description
Potomac Yard is a redeveloped urban neighborhood in Alexandria, Virginia, known for its former rail yard, mixed-use development, and new transit connections.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Potomac Yard Target entity description: Potomac Yard is a redeveloped urban neighborhood in Alexandria, Virginia, known for its former rail yard, mixed-use development, and new transit connections.
-
A.
Cleveland Park
Cleveland Park is a historic, tree-lined residential neighborhood in Washington, D.C., known for its early 20th-century architecture, hilly terrain, and vibrant commercial strip along Connecticut Avenue.
-
B.
Farragut West
Farragut West is a busy Washington Metro station in downtown Washington, D.C., serving multiple lines near major offices, parks, and landmarks.
-
C.
Ballston
Ballston is a dense, transit-oriented urban neighborhood in Arlington, Virginia, known for its mix of offices, apartments, shopping, and dining.
-
D.
Barcroft Station
Barcroft Station is a high-altitude research facility in California’s White Mountains used primarily for atmospheric, astronomical, and ecological studies.
-
E.
Dulles Town Center
Dulles Town Center is a large regional shopping mall and commercial hub located in Sterling, Virginia.
- 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada6424ee48190a29891ffbbc3811d |
completed | March 8, 2026, 4:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b235dca2848190bc2a46d6dd1c9fc7 |
completed | March 12, 2026, 3:41 a.m. |
| NEDg | Description generation | batch_69b236e4efe08190ade7c1cc4b941639 |
completed | March 12, 2026, 3:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b2375a75488190b3f2215c85d43f9c |
completed | March 12, 2026, 3:47 a.m. |
Created at: March 8, 2026, 3:06 p.m.