Triple
T17252069
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Transit Authority of Harris County |
E418779
|
entity |
| Predicate | legalForm |
P64
|
FINISHED |
| Object |
metropolitan transit authority
A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
|
E21867
|
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: metropolitan transit authority | Statement: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: metropolitan transit authority Context triple: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
-
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.
Autoritat del Transport Metropolità
Autoritat del Transport Metropolità is the public consortium that plans, coordinates, and oversees metropolitan public transport services in the Barcelona area.
-
C.
Dirección de Transporte Público Metropolitano
La Dirección de Transporte Público Metropolitano es el organismo estatal chileno encargado de planificar, gestionar y supervisar el sistema de transporte público urbano en la Región Metropolitana de Santiago.
-
D.
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.
-
E.
Capital Metropolitan Transportation Authority
Capital Metropolitan Transportation Authority is the public transit agency that operates bus, rail, and paratransit services throughout the Austin, Texas region.
- 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: metropolitan transit authority Triple: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
Generated description
A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: metropolitan transit authority Target entity description: A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
-
A.
Metropolitan Transit Authority
chosen
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.
Autoritat del Transport Metropolità
Autoritat del Transport Metropolità is the public consortium that plans, coordinates, and oversees metropolitan public transport services in the Barcelona area.
-
C.
Dirección de Transporte Público Metropolitano
La Dirección de Transporte Público Metropolitano es el organismo estatal chileno encargado de planificar, gestionar y supervisar el sistema de transporte público urbano en la Región Metropolitana de Santiago.
-
D.
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.
-
E.
Capital Metropolitan Transportation Authority
Capital Metropolitan Transportation Authority is the public transit agency that operates bus, rail, and paratransit services throughout the Austin, Texas region.
- F. None of above.
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_69d886d9ab108190b70edd8d17aa1204 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e42e694f788190a1c86e95264ed2fe |
completed | April 19, 2026, 1:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0170fb89248190ae431ce51dfeaffd |
completed | May 11, 2026, 6:02 a.m. |
| NEDg | Description generation | batch_6a017258cb9c8190baa828104d30fdbf |
completed | May 11, 2026, 6:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a017620d2d8819099292be7bc4db4df |
completed | May 11, 2026, 6:24 a.m. |
Created at: April 10, 2026, 5:39 a.m.