Triple
T16812504
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Silver Line (Washington Metro) stations |
E408648
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ballston–MU station |
E89702
|
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: Ballston–MU station | Statement: [Silver Line (Washington Metro) stations, hasStation, Ballston–MU station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ballston–MU station Context triple: [Silver Line (Washington Metro) stations, hasStation, Ballston–MU station]
-
A.
Ballston–MU station
chosen
Ballston–MU station is an underground Washington Metro station in Arlington, Virginia, serving the Orange and Silver Lines and the Ballston neighborhood near Marymount University.
-
B.
Montgomery St. station
Montgomery St. station is a major underground Bay Area Rapid Transit (BART) station located in San Francisco’s Financial District, serving as a key hub for commuters and connections to Muni Metro.
-
C.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
-
D.
Benton Metro station
Benton Metro station is a Tyne and Wear Metro station serving the suburban area of Benton in North Tyneside, England.
-
E.
South Boulevard station
South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
- 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_69d88394566c8190b3dcbdc72935f7fa |
completed | April 10, 2026, 4:59 a.m. |
| NER | Named-entity recognition | batch_69e3b2df5c888190a462614e1432c357 |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00b292a5888190812539b14eb77f34 |
completed | May 10, 2026, 4:30 p.m. |
Created at: April 10, 2026, 5:23 a.m.