Triple

T2836737
Position Surface form Disambiguated ID Type / Status
Subject Edison Township E62369 entity
Predicate hasRailStation P726 FINISHED
Object Metuchen station (nearby, serves residents)
Metuchen station is a commuter rail station in Metuchen, New Jersey, that provides regional train service for local residents traveling to nearby cities and employment centers.
E303482 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: Metuchen station (nearby, serves residents) | Statement: [Edison Township, hasRailStation, Metuchen station (nearby, serves residents)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metuchen station (nearby, serves residents)
Context triple: [Edison Township, hasRailStation, Metuchen station (nearby, serves residents)]
  • A. Kenmore station on MBTA Green Line (nearby)
    Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
  • B. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • C. West Newton station
    West Newton station is a commuter rail stop serving the village of West Newton in Newton, Massachusetts, on the Massachusetts Bay Transportation Authority’s Framingham/Worcester Line.
  • D. Malden Center station
    Malden Center station is a major transit hub in Malden, Massachusetts, serving both MBTA Orange Line subway and commuter rail services.
  • E. Milton GO Station
    Milton GO Station is a commuter rail and bus station in Milton, Ontario, serving as the western terminus of GO Transit's Milton line into the Greater Toronto Area.
  • 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: Metuchen station (nearby, serves residents)
Triple: [Edison Township, hasRailStation, Metuchen station (nearby, serves residents)]
Generated description
Metuchen station is a commuter rail station in Metuchen, New Jersey, that provides regional train service for local residents traveling to nearby cities and employment centers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metuchen station (nearby, serves residents)
Target entity description: Metuchen station is a commuter rail station in Metuchen, New Jersey, that provides regional train service for local residents traveling to nearby cities and employment centers.
  • A. Kenmore station on MBTA Green Line (nearby)
    Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
  • B. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • C. West Newton station
    West Newton station is a commuter rail stop serving the village of West Newton in Newton, Massachusetts, on the Massachusetts Bay Transportation Authority’s Framingham/Worcester Line.
  • D. Malden Center station
    Malden Center station is a major transit hub in Malden, Massachusetts, serving both MBTA Orange Line subway and commuter rail services.
  • E. Milton GO Station
    Milton GO Station is a commuter rail and bus station in Milton, Ontario, serving as the western terminus of GO Transit's Milton line into the Greater Toronto Area.
  • 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_69ab4c3c39188190955b9c49d98463d8 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdeec60a08190b76b52042713d647 completed March 7, 2026, 8:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8c890508190868f50f4e5e1d642 completed March 10, 2026, 9:47 a.m.
NEDg Description generation batch_69afe9ba068881908727c82d5eddb974 completed March 10, 2026, 9:51 a.m.
NED2 Entity disambiguation (via description) batch_69b00412e7448190898050f18f64ea9a completed March 10, 2026, 11:44 a.m.
Created at: March 6, 2026, 10:01 p.m.