Triple

T6783748
Position Surface form Disambiguated ID Type / Status
Subject Kingston, Massachusetts E155748 entity
Predicate railStation P918 FINISHED
Object Kingston station (MBTA)
Kingston station (MBTA) is a commuter rail stop on the MBTA's Kingston Line in Kingston, Massachusetts, providing service between southeastern Massachusetts and Boston.
 E619094 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: Kingston station (MBTA) | Statement: [Kingston, Massachusetts, railStation, Kingston station (MBTA)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kingston station (MBTA)
Context triple: [Kingston, Massachusetts, railStation, Kingston station (MBTA)]
  • A. Wellington Station (MBTA)
    Wellington Station (MBTA) is an Orange Line rapid transit station in Medford, Massachusetts, serving as a key park-and-ride and bus transfer hub just north of downtown Boston.
  • B. MBTA Silver Hill station
    MBTA Silver Hill station is a small commuter rail stop on the Massachusetts Bay Transportation Authority’s Fitchburg Line serving the Silver Hill neighborhood of Weston, Massachusetts.
  • C. Salem station (MBTA)
    Salem station (MBTA) is a commuter rail station on the Newburyport/Rockport Line serving the city of Salem, Massachusetts, and connecting it to downtown Boston and other North Shore communities.
  • D. MBTA State Street station
    MBTA State Street station is a major underground subway station in downtown Boston serving the Orange and Blue Lines near key historic and commercial sites.
  • E. Fenway station
    Fenway station is a light rail stop on Boston’s MBTA Green Line serving the Fenway–Kenmore area near Fenway Park.
  • 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: Kingston station (MBTA)
Triple: [Kingston, Massachusetts, railStation, Kingston station (MBTA)]
Generated description
Kingston station (MBTA) is a commuter rail stop on the MBTA's Kingston Line in Kingston, Massachusetts, providing service between southeastern Massachusetts and Boston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kingston station (MBTA)
Target entity description: Kingston station (MBTA) is a commuter rail stop on the MBTA's Kingston Line in Kingston, Massachusetts, providing service between southeastern Massachusetts and Boston.
  • A. Wellington Station (MBTA)
    Wellington Station (MBTA) is an Orange Line rapid transit station in Medford, Massachusetts, serving as a key park-and-ride and bus transfer hub just north of downtown Boston.
  • B. MBTA Silver Hill station
    MBTA Silver Hill station is a small commuter rail stop on the Massachusetts Bay Transportation Authority’s Fitchburg Line serving the Silver Hill neighborhood of Weston, Massachusetts.
  • C. Salem station (MBTA)
    Salem station (MBTA) is a commuter rail station on the Newburyport/Rockport Line serving the city of Salem, Massachusetts, and connecting it to downtown Boston and other North Shore communities.
  • D. MBTA State Street station
    MBTA State Street station is a major underground subway station in downtown Boston serving the Orange and Blue Lines near key historic and commercial sites.
  • E. Fenway station
    Fenway station is a light rail stop on Boston’s MBTA Green Line serving the Fenway–Kenmore area near Fenway Park.
  • 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_69c688162bf8819088b664b5c3b5be7a completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d28bdc3c8190aa60616d89db66ed completed March 27, 2026, 6:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c71a84c0c48190be87bff2da4e69a1 completed March 28, 2026, 12:02 a.m.
NEDg Description generation batch_69c71b4c14fc8190bbe37473d48284ff completed March 28, 2026, 12:05 a.m.
NED2 Entity disambiguation (via description) batch_69c71bc1d09881908496cddec4b6248a completed March 28, 2026, 12:07 a.m.
Created at: March 27, 2026, 2:14 p.m.