Triple
T500534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fredericksburg Line |
E10388
|
entity |
| Predicate | secondaryTerminusCity |
P1866
|
FINISHED |
| Object | Fredericksburg, Virginia |
E34946
|
NE FINISHED |
How this triple was built (3 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: Fredericksburg, Virginia | Statement: [Fredericksburg Line, secondaryTerminusCity, Fredericksburg, Virginia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fredericksburg, Virginia Context triple: [Fredericksburg Line, secondaryTerminusCity, Fredericksburg, Virginia]
-
A.
Fredericksburg
chosen
Fredericksburg is a historic independent city in Virginia known for its significant Civil War battlefields and well-preserved colonial-era downtown.
-
B.
Gainesville, Virginia
Gainesville, Virginia is a rapidly growing suburban community in Prince William County, northern Virginia, known for its residential developments, shopping centers, and proximity to major commuter routes into the Washington, D.C. metropolitan area.
-
C.
Springfield, Virginia
Springfield, Virginia is a suburban community in Fairfax County just south of Washington, D.C., known as a major transportation hub and residential area in Northern Virginia.
-
D.
Sterling, Virginia
Sterling, Virginia is a suburban community in Northern Virginia near Washington, D.C., known for its residential neighborhoods, shopping centers, and proximity to Dulles International Airport.
-
E.
Danville, Virginia
Danville, Virginia is an independent city in southern Virginia known for its historical role in the tobacco and textile industries and as the last capital of the Confederacy.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: secondaryTerminusCity Context triple: [Fredericksburg Line, secondaryTerminusCity, Fredericksburg, Virginia]
-
A.
finalCity
Indicates that a given city is the last or ultimate city associated with an entity within a sequence, process, or journey.
-
B.
secondaryHeadquartersLocation
Indicates the location where an organization maintains a secondary (non-primary) headquarters.
-
C.
primaryCity
Indicates that one city serves as the main or most important city associated with a given region, entity, or context.
-
D.
terminusCity
chosen
Indicates that a transportation route or service ends or has its final stop in a particular city.
-
E.
secondLargestMetropolitanArea
Indicates that one entity is the second largest metropolitan area (by population or size, as context defines) within the scope defined by the other entity.
- F. None of above.
Provenance (4 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_69a2e847df8481909239ec08ccf1e376 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f13096248190a622a58dcf540b00 |
completed | Feb. 28, 2026, 1:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7cf473e48819095390a5904429a9c |
completed | March 4, 2026, 6:20 a.m. |
| PD | Predicate disambiguation | batch_69a2edfbb7e0819092cf29c2c68fe8fb |
completed | Feb. 28, 2026, 1:30 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.