Triple
T2690659
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ypsilanti |
E58392
|
entity |
| Predicate | hasPublicTransit |
P522
|
FINISHED |
| Object |
Ann Arbor Area Transportation Authority
The Ann Arbor Area Transportation Authority is the public transit agency that operates bus and related transportation services in the Ann Arbor–Ypsilanti region of Michigan.
|
E290143
|
NE FINISHED |
How this triple was built (4 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: Ann Arbor Area Transportation Authority | Statement: [Ypsilanti, hasPublicTransit, Ann Arbor Area Transportation Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor Area Transportation Authority Context triple: [Ypsilanti, hasPublicTransit, Ann Arbor Area Transportation Authority]
-
A.
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.
-
B.
Pierce Transit
Pierce Transit is a public transportation agency serving Pierce County, Washington, providing local bus, paratransit, and related transit services in the South Puget Sound region.
-
C.
Detroit Transportation Corporation
Detroit Transportation Corporation is the public agency that owns and operates Detroit's downtown People Mover automated transit system.
-
D.
Helena Area Transit System
Helena Area Transit System is the primary public bus service providing local transportation within Helena, Montana.
-
E.
Milton Transit
Milton Transit is the public transportation system serving the town of Milton, Ontario, operating local bus services integrated with the regional transit network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ann Arbor Area Transportation Authority Triple: [Ypsilanti, hasPublicTransit, Ann Arbor Area Transportation Authority]
Generated description
The Ann Arbor Area Transportation Authority is the public transit agency that operates bus and related transportation services in the Ann Arbor–Ypsilanti region of Michigan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor Area Transportation Authority Target entity description: The Ann Arbor Area Transportation Authority is the public transit agency that operates bus and related transportation services in the Ann Arbor–Ypsilanti region of Michigan.
-
A.
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.
-
B.
Pierce Transit
Pierce Transit is a public transportation agency serving Pierce County, Washington, providing local bus, paratransit, and related transit services in the South Puget Sound region.
-
C.
Detroit Transportation Corporation
Detroit Transportation Corporation is the public agency that owns and operates Detroit's downtown People Mover automated transit system.
-
D.
Helena Area Transit System
Helena Area Transit System is the primary public bus service providing local transportation within Helena, Montana.
-
E.
Milton Transit
Milton Transit is the public transportation system serving the town of Milton, Ontario, operating local bus services integrated with the regional transit network.
- F. None of above. chosen
Provenance (5 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_69ab4ac269e481909cb317d79e68b75b |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abda0ba2208190ad87763ecbef8c3c |
completed | March 7, 2026, 7:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afaf61b83c8190ab254d927cb908f2 |
completed | March 10, 2026, 5:42 a.m. |
| NEDg | Description generation | batch_69afb002b86881909401e1bec24b76bf |
completed | March 10, 2026, 5:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afb0e906f88190b182cbfe81122eed |
completed | March 10, 2026, 5:49 a.m. |
Created at: March 6, 2026, 9:54 p.m.