Triple

T11313625
Position Surface form Disambiguated ID Type / Status
Subject MBTA Commuter Rail Providence/Stoughton Line E267904 entity
Predicate hasStop P17789 FINISHED
Object South Attleboro station
South Attleboro station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Attleboro, Massachusetts, serving riders on the Providence/Stoughton Line near the Rhode Island border.
E919743 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: South Attleboro station | Statement: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, South Attleboro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Attleboro station
Context triple: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, South Attleboro station]
  • A. Attleboro station
    Attleboro station is a Massachusetts Bay Transportation Authority commuter rail station in Attleboro, Massachusetts, serving regional rail passengers between Boston and Providence.
  • B. Readville station
    Readville station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Readville neighborhood in Boston’s Hyde Park area.
  • C. Southborough station
    Southborough station is a Massachusetts Bay Transportation Authority commuter rail stop in Southborough, Massachusetts, serving riders on the Framingham/Worcester Line between Worcester and Boston.
  • D. Middleborough/Lakeville station
    Middleborough/Lakeville station is a Massachusetts Bay Transportation Authority commuter rail stop in southeastern Massachusetts serving as a key terminus for riders traveling between the South Shore region and Boston.
  • E. Framingham station
    Framingham station is a commuter rail station in Framingham, Massachusetts, serving MBTA and Amtrak trains on the Worcester Line west of Boston.
  • 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: South Attleboro station
Triple: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, South Attleboro station]
Generated description
South Attleboro station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Attleboro, Massachusetts, serving riders on the Providence/Stoughton Line near the Rhode Island border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Attleboro station
Target entity description: South Attleboro station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Attleboro, Massachusetts, serving riders on the Providence/Stoughton Line near the Rhode Island border.
  • A. Attleboro station
    Attleboro station is a Massachusetts Bay Transportation Authority commuter rail station in Attleboro, Massachusetts, serving regional rail passengers between Boston and Providence.
  • B. Readville station
    Readville station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Readville neighborhood in Boston’s Hyde Park area.
  • C. Southborough station
    Southborough station is a Massachusetts Bay Transportation Authority commuter rail stop in Southborough, Massachusetts, serving riders on the Framingham/Worcester Line between Worcester and Boston.
  • D. Middleborough/Lakeville station
    Middleborough/Lakeville station is a Massachusetts Bay Transportation Authority commuter rail stop in southeastern Massachusetts serving as a key terminus for riders traveling between the South Shore region and Boston.
  • E. Framingham station
    Framingham station is a commuter rail station in Framingham, Massachusetts, serving MBTA and Amtrak trains on the Worcester Line west of Boston.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9c2c7b081909af8acebc8aa93aa completed April 9, 2026, 6:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69e542f294988190bb456326e4184dcb completed April 19, 2026, 9:02 p.m.
NEDg Description generation batch_69e5474879088190990468d960b26739 completed April 19, 2026, 9:21 p.m.
NED2 Entity disambiguation (via description) batch_69e54eccdd3881908536ee3f9f4ef516 completed April 19, 2026, 9:53 p.m.
Created at: April 8, 2026, 9:32 p.m.