Triple
T68689
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Virginia Railway Express |
E1371
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Alexandria, Virginia |
E16459
|
NE FINISHED |
How this triple was built (2 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: Alexandria, Virginia | Statement: [Virginia Railway Express, headquartersLocation, Alexandria, Virginia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alexandria, Virginia Context triple: [Virginia Railway Express, headquartersLocation, Alexandria, Virginia]
-
A.
Alexandria, Virginia
chosen
Alexandria, Virginia is a historic independent city just south of Washington, D.C., known for its well-preserved Old Town waterfront, colonial-era architecture, and role as a major port and community along the Potomac River.
-
B.
Richmond, Virginia
Richmond, Virginia is the capital city of the U.S. state of Virginia, known for its pivotal role in American history, particularly as the capital of the Confederacy during the Civil War.
-
C.
Arlington, Virginia
Arlington, Virginia is an urban county directly across the Potomac River from Washington, D.C., known for its dense development, federal government agencies, and landmarks such as the Pentagon and Arlington National Cemetery.
-
D.
Arlington
Arlington is a suburban town in Middlesex County, Massachusetts, located northwest of Boston and known for its historic sites and residential character.
-
E.
Langley, Virginia
Langley, Virginia is an unincorporated community in Fairfax County best known as the site of the Central Intelligence Agency’s main headquarters.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a24c06b3bc8190aa4ac89026115efc |
completed | Feb. 28, 2026, 1:59 a.m. |
| NER | Named-entity recognition | batch_69a24f0333dc8190a29d28cbf6e4e813 |
completed | Feb. 28, 2026, 2:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3d4dade1081909c73e2bbd9d99455 |
completed | March 1, 2026, 5:55 a.m. |
Created at: Feb. 28, 2026, 2:03 a.m.