Triple

T7615170
Position Surface form Disambiguated ID Type / Status
Subject Providence/Stoughton Line E172343 entity
Predicate hasBranch P35 FINISHED
Object Stoughton Branch
Stoughton Branch is a commuter rail branch line in Massachusetts that serves the town of Stoughton as part of the MBTA’s Providence/Stoughton Line.
E676028 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: Stoughton Branch | Statement: [Providence/Stoughton Line, hasBranch, Stoughton Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stoughton Branch
Context triple: [Providence/Stoughton Line, hasBranch, Stoughton Branch]
  • A. Waterbury Branch
    The Waterbury Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, running between Waterbury and the New Haven Line at Bridgeport.
  • B. Fremont Branch
    Fremont Branch is a neighborhood library of the Seattle Public Library system serving the Fremont area of Seattle, Washington.
  • C. Ballard Branch
    Ballard Branch is a neighborhood library of the Seattle Public Library system serving the Ballard area with books, media, and community services.
  • D. Newtown Branch
    Newtown Branch is a former SEPTA regional rail line in the Philadelphia area that once extended service beyond Fox Chase station into suburban Bucks County.
  • E. Englewood Branch
    The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
  • 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: Stoughton Branch
Triple: [Providence/Stoughton Line, hasBranch, Stoughton Branch]
Generated description
Stoughton Branch is a commuter rail branch line in Massachusetts that serves the town of Stoughton as part of the MBTA’s Providence/Stoughton Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stoughton Branch
Target entity description: Stoughton Branch is a commuter rail branch line in Massachusetts that serves the town of Stoughton as part of the MBTA’s Providence/Stoughton Line.
  • A. Waterbury Branch
    The Waterbury Branch is a commuter rail line in Connecticut operated by Metro-North Railroad, running between Waterbury and the New Haven Line at Bridgeport.
  • B. Fremont Branch
    Fremont Branch is a neighborhood library of the Seattle Public Library system serving the Fremont area of Seattle, Washington.
  • C. Ballard Branch
    Ballard Branch is a neighborhood library of the Seattle Public Library system serving the Ballard area with books, media, and community services.
  • D. Newtown Branch
    Newtown Branch is a former SEPTA regional rail line in the Philadelphia area that once extended service beyond Fox Chase station into suburban Bucks County.
  • E. Englewood Branch
    The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
  • 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_69c6994f50808190ba228764bb422417 completed March 27, 2026, 2:50 p.m.
NER Named-entity recognition batch_69c6fa4392e881908ed1ab3f64b41600 completed March 27, 2026, 9:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8686d16808190bc431c43c0928f6e completed March 28, 2026, 11:46 p.m.
NEDg Description generation batch_69c8691bf25881909585bb04404f90da completed March 28, 2026, 11:49 p.m.
NED2 Entity disambiguation (via description) batch_69c8698f70a081909633b3b6d7fd45e1 completed March 28, 2026, 11:51 p.m.
Created at: March 27, 2026, 3:55 p.m.