Triple

T1135338
Position Surface form Disambiguated ID Type / Status
Subject MBTA Orange Line E23125 entity
Predicate servesStation P839 FINISHED
Object Stony Brook station
Stony Brook station is an underground rapid transit stop on Boston’s MBTA Orange Line located in the Jamaica Plain neighborhood.
 E232562 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: Stony Brook station | Statement: [MBTA Orange Line, servesStation, Stony Brook station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Stony Brook station
Context triple: [MBTA Orange Line, servesStation, Stony Brook station]
  • A. Stony Brook station
    Stony Brook station is a Long Island Rail Road commuter rail stop serving the Stony Brook, New York area, including Stony Brook University.
  • B. Riverhead station
    Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
  • C. Hempstead station
    Hempstead station is a Long Island Rail Road commuter rail station in Hempstead, New York, serving as the primary rail hub for the surrounding community.
  • D. Oyster Bay station
    Oyster Bay station is a Long Island Rail Road commuter rail terminal located in the hamlet of Oyster Bay on Long Island, New York.
  • E. Plandome station
    Plandome station is a Long Island Rail Road commuter rail stop serving the village of Plandome on the Port Washington Branch in Nassau County, New York.
  • 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: Stony Brook station
Triple: [MBTA Orange Line, servesStation, Stony Brook station]
Generated description
Stony Brook station is an underground rapid transit stop on Boston’s MBTA Orange Line located in the Jamaica Plain neighborhood.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Stony Brook station
Target entity description: Stony Brook station is an underground rapid transit stop on Boston’s MBTA Orange Line located in the Jamaica Plain neighborhood.
  • A. Stony Brook station
    Stony Brook station is a Long Island Rail Road commuter rail stop serving the Stony Brook, New York area, including Stony Brook University.
  • B. Riverhead station
    Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
  • C. Hempstead station
    Hempstead station is a Long Island Rail Road commuter rail station in Hempstead, New York, serving as the primary rail hub for the surrounding community.
  • D. Oyster Bay station
    Oyster Bay station is a Long Island Rail Road commuter rail terminal located in the hamlet of Oyster Bay on Long Island, New York.
  • E. Plandome station
    Plandome station is a Long Island Rail Road commuter rail stop serving the village of Plandome on the Port Washington Branch in Nassau County, New York.
  • 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_69a493ec75988190b63a11bafaec29b4 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bbfffaa48190b2534ff4da3544ce completed March 1, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69ae26ce527c8190988fd9a97ad06895 completed March 9, 2026, 1:47 a.m.
NEDg Description generation batch_69ae2763b4b08190b733e8342a52f75e completed March 9, 2026, 1:50 a.m.
NED2 Entity disambiguation (via description) batch_69ae27d10bf08190a14fa1ca906646f8 completed March 9, 2026, 1:52 a.m.
Created at: March 1, 2026, 7:44 p.m.