Triple
T17572373
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Purple Line (METRORail) |
E427970
|
entity |
| Predicate | startStation |
P389
|
FINISHED |
| Object | Downtown Transit Center station |
—
|
NE NERFINISHED |
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: Downtown Transit Center station | Statement: [Purple Line (METRORail), startStation, Downtown Transit Center station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Transit Center station Context triple: [Purple Line (METRORail), startStation, Downtown Transit Center station]
-
A.
Downtown Transit Center station
chosen
Downtown Transit Center station is a major METRORail hub in downtown Houston, Texas, serving as a key transfer point between light rail lines and local bus routes.
-
B.
Civic Center station
Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
-
C.
Civic Center station
Civic Center station is an urban rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s downtown civic and cultural institutions.
-
D.
Civic Center station
Civic Center station is a rapid transit stop on Miami's Metrorail system serving the city's Health District and nearby civic and government institutions.
-
E.
Civic Center Station
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d889e0385081908a04b66f4dd4bd0d |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e459324aa48190ae23fcae6e8919f8 |
completed | April 19, 2026, 4:25 a.m. |
Created at: April 10, 2026, 5:50 a.m.