Triple

T20844272

Position	Surface form	Disambiguated ID	Type / Status
Subject	Massachusetts regional transit authorities system	`E513179`	entity
Predicate	hasPart	`P35`	FINISHED
Object	Martha’s Vineyard Transit Authority Martha’s Vineyard Transit Authority is the public transportation agency that operates bus and related transit services on the island of Martha’s Vineyard in Massachusetts.	`E1453787`	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: Martha’s Vineyard Transit Authority | Statement: [Massachusetts regional transit authorities system, hasPart, Martha’s Vineyard Transit Authority]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Martha’s Vineyard Transit Authority
Context triple: [Massachusetts regional transit authorities system, hasPart, Martha’s Vineyard Transit Authority]

A. Cape Cod Regional Transit Authority
The Cape Cod Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Cape Cod, Massachusetts.
B. Woods Hole, Martha’s Vineyard and Nantucket Steamship Authority
The Woods Hole, Martha’s Vineyard and Nantucket Steamship Authority is a Massachusetts public ferry service that provides essential year-round passenger and vehicle transportation between the mainland and the islands of Martha’s Vineyard and Nantucket.
C. Martha's Vineyard Airport Commission
Martha's Vineyard Airport Commission is the governing body responsible for overseeing the management, operations, and development of Martha's Vineyard Airport in Massachusetts.
D. 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.
E. Bridgewater Transit
Bridgewater Transit is the municipal public transportation system serving residents and visitors in the town of Bridgewater, Nova Scotia.
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: Martha’s Vineyard Transit Authority
Triple: [Massachusetts regional transit authorities system, hasPart, Martha’s Vineyard Transit Authority]

Generated description

Martha’s Vineyard Transit Authority is the public transportation agency that operates bus and related transit services on the island of Martha’s Vineyard in Massachusetts.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Martha’s Vineyard Transit Authority
Target entity description: Martha’s Vineyard Transit Authority is the public transportation agency that operates bus and related transit services on the island of Martha’s Vineyard in Massachusetts.

A. Cape Cod Regional Transit Authority
The Cape Cod Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Cape Cod, Massachusetts.
B. Woods Hole, Martha’s Vineyard and Nantucket Steamship Authority
The Woods Hole, Martha’s Vineyard and Nantucket Steamship Authority is a Massachusetts public ferry service that provides essential year-round passenger and vehicle transportation between the mainland and the islands of Martha’s Vineyard and Nantucket.
C. Martha's Vineyard Airport Commission
Martha's Vineyard Airport Commission is the governing body responsible for overseeing the management, operations, and development of Martha's Vineyard Airport in Massachusetts.
D. 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.
E. Bridgewater Transit
Bridgewater Transit is the municipal public transportation system serving residents and visitors in the town of Bridgewater, Nova Scotia.
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_69e0b4f4898081908209e58edb8f9c45`	completed	April 16, 2026, 10:07 a.m.
NER	Named-entity recognition	`batch_69e6c34deef88190992b959b83bc59b1`	completed	April 21, 2026, 12:22 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a090b01d11c8190a8ca8e331b2c0936`	completed	May 17, 2026, 12:25 a.m.
NEDg	Description generation	`batch_6a090bf30e048190a2c81dece02c997d`	completed	May 17, 2026, 12:29 a.m.
NED2	Entity disambiguation (via description)	`batch_6a090d0d52fc8190aed0a475f3424213`	completed	May 17, 2026, 12:34 a.m.

Created at: April 16, 2026, 12:43 p.m.