Triple
T3877145
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Westland, Michigan |
E92528
|
entity |
| Predicate | hasPublicTransit |
P522
|
FINISHED |
| Object |
Suburban Mobility Authority for Regional Transportation
The Suburban Mobility Authority for Regional Transportation (SMART) is the regional public transit agency serving Detroit’s suburbs and surrounding communities in southeast Michigan.
|
E395163
|
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: Suburban Mobility Authority for Regional Transportation | Statement: [Westland, Michigan, hasPublicTransit, Suburban Mobility Authority for Regional Transportation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Suburban Mobility Authority for Regional Transportation Context triple: [Westland, Michigan, hasPublicTransit, Suburban Mobility Authority for Regional Transportation]
-
A.
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.
-
B.
Bi-State Development Agency (Metro) transit system
The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
-
C.
Light Rail Transit Authority
The Light Rail Transit Authority is a Philippine government agency responsible for developing, operating, and maintaining key urban light rail transit lines in Metro Manila.
-
D.
SMART (South Metro Area Regional Transit)
SMART (South Metro Area Regional Transit) is a public transit agency serving the South Metro area of the Portland, Oregon region, providing local bus services that integrate with regional rail and bus networks.
-
E.
Metro Rail Transit Corporation
Metro Rail Transit Corporation is a private consortium in the Philippines that financed, built, and initially operated Manila’s MRT Line 3 under a public–private partnership.
- 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: Suburban Mobility Authority for Regional Transportation Triple: [Westland, Michigan, hasPublicTransit, Suburban Mobility Authority for Regional Transportation]
Generated description
The Suburban Mobility Authority for Regional Transportation (SMART) is the regional public transit agency serving Detroit’s suburbs and surrounding communities in southeast Michigan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Suburban Mobility Authority for Regional Transportation Target entity description: The Suburban Mobility Authority for Regional Transportation (SMART) is the regional public transit agency serving Detroit’s suburbs and surrounding communities in southeast Michigan.
-
A.
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.
-
B.
Bi-State Development Agency (Metro) transit system
The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
-
C.
Light Rail Transit Authority
The Light Rail Transit Authority is a Philippine government agency responsible for developing, operating, and maintaining key urban light rail transit lines in Metro Manila.
-
D.
SMART (South Metro Area Regional Transit)
SMART (South Metro Area Regional Transit) is a public transit agency serving the South Metro area of the Portland, Oregon region, providing local bus services that integrate with regional rail and bus networks.
-
E.
Metro Rail Transit Corporation
Metro Rail Transit Corporation is a private consortium in the Philippines that financed, built, and initially operated Manila’s MRT Line 3 under a public–private partnership.
- 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_69aed967448c819086c4b358d37b25aa |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeec719c148190a731773ac262221b |
completed | March 9, 2026, 3:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b51251609c81909e19132475eb612d |
completed | March 14, 2026, 7:46 a.m. |
| NEDg | Description generation | batch_69b512d3e4ac8190834746b5b1a15fc4 |
completed | March 14, 2026, 7:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b51339ee948190a7c9ab3c5eb106da |
completed | March 14, 2026, 7:50 a.m. |
Created at: March 9, 2026, 3:20 p.m.