Triple

T3004141
Position Surface form Disambiguated ID Type / Status
Subject Woburn, Massachusetts E81857 entity
Predicate hasRailStation P726 FINISHED
Object Anderson Regional Transportation Center
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
E319449 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: Anderson Regional Transportation Center | Statement: [Woburn, Massachusetts, hasRailStation, Anderson Regional Transportation Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Anderson Regional Transportation Center
Context triple: [Woburn, Massachusetts, hasRailStation, Anderson Regional Transportation Center]
  • A. Aurora Transportation Center
    Aurora Transportation Center is a major commuter rail and bus hub in Aurora, Illinois, serving as the western terminus for Metra’s BNSF Railway Line and a key regional transit center.
  • B. Gateway Transit Center
    Gateway Transit Center is a major multimodal transit hub in Portland, Oregon, serving light rail, buses, and other regional connections.
  • C. Addison Transit Center
    Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
  • D. Gresham Central Transit Center
    Gresham Central Transit Center is a major public transportation hub in Gresham, Oregon, serving as a key stop on the MAX Light Rail system and connecting multiple bus routes.
  • E. Rose Quarter Transit Center
    Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
  • 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: Anderson Regional Transportation Center
Triple: [Woburn, Massachusetts, hasRailStation, Anderson Regional Transportation Center]
Generated description
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Anderson Regional Transportation Center
Target entity description: Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
  • A. Aurora Transportation Center
    Aurora Transportation Center is a major commuter rail and bus hub in Aurora, Illinois, serving as the western terminus for Metra’s BNSF Railway Line and a key regional transit center.
  • B. Gateway Transit Center
    Gateway Transit Center is a major multimodal transit hub in Portland, Oregon, serving light rail, buses, and other regional connections.
  • C. Addison Transit Center
    Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
  • D. Gresham Central Transit Center
    Gresham Central Transit Center is a major public transportation hub in Gresham, Oregon, serving as a key stop on the MAX Light Rail system and connecting multiple bus routes.
  • E. Rose Quarter Transit Center
    Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
  • 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_69ad8b1c4de88190a83b7cefaa1f2842 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9a149b248190ac4f11afc4871cc1 completed March 8, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69b12e5302c881908294827106b314e4 completed March 11, 2026, 8:56 a.m.
NEDg Description generation batch_69b12ed522148190b25ad1de42b1604d completed March 11, 2026, 8:59 a.m.
NED2 Entity disambiguation (via description) batch_69b1d65c9550819081e8734cece6ff13 completed March 11, 2026, 8:53 p.m.
Created at: March 8, 2026, 2:59 p.m.