Triple
T4059644
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Broad Run station |
E84777
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | Manassas Regional Airport rail yard |
E65475
|
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: Manassas Regional Airport rail yard | Statement: [Broad Run station, adjacentTo, Manassas Regional Airport rail yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manassas Regional Airport rail yard Context triple: [Broad Run station, adjacentTo, Manassas Regional Airport rail yard]
-
A.
Lorton station
Lorton station is the northern terminus of Amtrak’s Auto Train service, located in Lorton, Virginia.
-
B.
Manassas Park VRE station
Manassas Park VRE station is a Virginia Railway Express commuter rail stop serving the city of Manassas Park in Northern Virginia.
-
C.
Arlington Hall Station, Virginia
Arlington Hall Station, Virginia, is a former U.S. Army installation in Arlington that served as a major center for military intelligence and cryptographic operations during and after World War II.
-
D.
Manassas Regional Airport
chosen
Manassas Regional Airport is a public airport in Manassas, Virginia, primarily serving general aviation and regional air traffic for the surrounding Northern Virginia area.
-
E.
Herndon station
Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
- 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_69aed933bec881909edfa28ebb69c634 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefbd32c0c8190bc575974ccf831b3 |
completed | March 9, 2026, 4:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b562a98c488190a7e77cd46ff998bc |
completed | March 14, 2026, 1:29 p.m. |
Created at: March 9, 2026, 3:38 p.m.