Triple
T2494492
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kinkisharyo light rail vehicles |
E52123
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Metropolitan Atlanta Rapid Transit Authority |
E14659
|
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: Metropolitan Atlanta Rapid Transit Authority | Statement: [Kinkisharyo light rail vehicles, operator, Metropolitan Atlanta Rapid Transit Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Atlanta Rapid Transit Authority Context triple: [Kinkisharyo light rail vehicles, operator, Metropolitan Atlanta Rapid Transit Authority]
-
A.
Metropolitan Atlanta Rapid Transit Authority (MARTA)
chosen
The Metropolitan Atlanta Rapid Transit Authority (MARTA) is the primary public transportation agency serving the Atlanta metropolitan area, operating a network of heavy rail, bus, and paratransit services.
-
B.
Jacksonville Transportation Authority
The Jacksonville Transportation Authority is the public agency that plans, operates, and maintains bus, rapid transit, and other transportation services in the Jacksonville, Florida metropolitan area.
-
C.
Metropolitan Transit Authority
The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
-
D.
Manchester Transit Authority
Manchester Transit Authority is the primary public bus and paratransit service provider for the city of Manchester, New Hampshire and surrounding areas.
-
E.
Maryland Transit Administration
The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
- 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_69ab4955111c8190835bf619adec21ff |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd193fe7881909b08768c44b15049 |
completed | March 7, 2026, 7:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af1f9608e48190825417943e8c4559 |
completed | March 9, 2026, 7:29 p.m. |
Created at: March 6, 2026, 9:45 p.m.