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.