Triple
T1066990
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brockton, Massachusetts |
E23232
|
entity |
| Predicate | hasBusSystem |
P20704
|
FINISHED |
| Object |
Brockton Area Transit Authority
Brockton Area Transit Authority is the public transportation agency that operates local and regional bus services in and around Brockton, Massachusetts.
|
E124070
|
NE FINISHED |
How this triple was built (5 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: Brockton Area Transit Authority | Statement: [Brockton, Massachusetts, hasBusSystem, Brockton Area Transit Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brockton Area Transit Authority Context triple: [Brockton, Massachusetts, hasBusSystem, Brockton Area Transit Authority]
-
A.
Suffolk County Transit
Suffolk County Transit is a public bus system serving communities throughout Suffolk County on Long Island, New York.
-
B.
Tompkins Consolidated Area Transit
Tompkins Consolidated Area Transit is the primary public bus system serving Ithaca and the surrounding Tompkins County region in New York.
-
C.
MBTA Braintree Branch
The MBTA Braintree Branch is a southern extension of Boston’s Red Line rapid transit system that runs from JFK/UMass through several South Shore communities to Braintree.
-
D.
Bee-Line Bus System
The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
-
E.
MBTA bus network
The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
- 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: Brockton Area Transit Authority Triple: [Brockton, Massachusetts, hasBusSystem, Brockton Area Transit Authority]
Generated description
Brockton Area Transit Authority is the public transportation agency that operates local and regional bus services in and around Brockton, Massachusetts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brockton Area Transit Authority Target entity description: Brockton Area Transit Authority is the public transportation agency that operates local and regional bus services in and around Brockton, Massachusetts.
-
A.
Suffolk County Transit
Suffolk County Transit is a public bus system serving communities throughout Suffolk County on Long Island, New York.
-
B.
Tompkins Consolidated Area Transit
Tompkins Consolidated Area Transit is the primary public bus system serving Ithaca and the surrounding Tompkins County region in New York.
-
C.
MBTA Braintree Branch
The MBTA Braintree Branch is a southern extension of Boston’s Red Line rapid transit system that runs from JFK/UMass through several South Shore communities to Braintree.
-
D.
Bee-Line Bus System
The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
-
E.
MBTA bus network
The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasBusSystem Context triple: [Brockton, Massachusetts, hasBusSystem, Brockton Area Transit Authority]
-
A.
hasTramway
Indicates that a location or area is served by, contains, or is connected to a tramway system.
-
B.
hasTransportationSystem
Indicates that an entity possesses, operates, or is served by an organized system for transporting people or goods.
-
C.
hasPublicTransitProvider
chosen
Indicates that a place or region is served by a specific public transit operating organization or agency.
-
D.
hasStreetcarSystem
Indicates that a place possesses or is served by an operational streetcar (tram) transit system.
-
E.
hasLightRailSystem
Indicates that a place possesses and operates a light rail transit system.
- F. None of above.
Provenance (6 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_69a493ee1f908190992b5f0d1b04459b |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b9e1047481909af1cf8df2a01fff |
completed | March 1, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac42a336388190a6d18fda8a7a151d |
completed | March 7, 2026, 3:22 p.m. |
| NEDg | Description generation | batch_69ac43f306e48190b94f16749f5ba0d1 |
completed | March 7, 2026, 3:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac44467c9c8190a82ea8158add468a |
completed | March 7, 2026, 3:29 p.m. |
| PD | Predicate disambiguation | batch_69a4b736f1e881909bace735b38c0ade |
completed | March 1, 2026, 10:01 p.m. |
Created at: March 1, 2026, 7:42 p.m.