Triple

T1425397
Position Surface form Disambiguated ID Type / Status
Subject Shrewsbury, Massachusetts E30317 entity
Predicate hasPublicTransitConnection P3791 FINISHED
Object Worcester Regional Transit Authority
The Worcester Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Worcester and surrounding communities in central Massachusetts.
E164592 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: Worcester Regional Transit Authority | Statement: [Shrewsbury, Massachusetts, hasPublicTransitConnection, Worcester Regional Transit Authority]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Worcester Regional Transit Authority
Context triple: [Shrewsbury, Massachusetts, hasPublicTransitConnection, Worcester Regional Transit Authority]
  • A. 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.
  • B. Pioneer Valley Transit Authority
    Pioneer Valley Transit Authority is a regional public transportation agency serving communities in western Massachusetts, including the Amherst area, with bus and paratransit services.
  • C. 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.
  • D. MBTA Waverley
    MBTA Waverley is a commuter rail station in Belmont, Massachusetts, served by the Massachusetts Bay Transportation Authority’s Fitchburg Line.
  • E. 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.
  • 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: Worcester Regional Transit Authority
Triple: [Shrewsbury, Massachusetts, hasPublicTransitConnection, Worcester Regional Transit Authority]
Generated description
The Worcester Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Worcester and surrounding communities in central Massachusetts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Worcester Regional Transit Authority
Target entity description: The Worcester Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Worcester and surrounding communities in central Massachusetts.
  • A. 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.
  • B. Pioneer Valley Transit Authority
    Pioneer Valley Transit Authority is a regional public transportation agency serving communities in western Massachusetts, including the Amherst area, with bus and paratransit services.
  • C. 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.
  • D. MBTA Waverley
    MBTA Waverley is a commuter rail station in Belmont, Massachusetts, served by the Massachusetts Bay Transportation Authority’s Fitchburg Line.
  • E. 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.
  • 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_69a498fb823c8190a67ce4c4837e641a completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c4bd59148190b96f9f585e07aa0d completed March 1, 2026, 10:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad01646fd481909fcd92a1cc027fa2 completed March 8, 2026, 4:56 a.m.
NEDg Description generation batch_69ad022095f88190a68f40a56c7e1729 completed March 8, 2026, 4:59 a.m.
NED2 Entity disambiguation (via description) batch_69ad031af0c8819095df7bd413915c14 completed March 8, 2026, 5:03 a.m.
Created at: March 1, 2026, 8 p.m.