Triple

T23254347
Position Surface form Disambiguated ID Type / Status
Subject Suffolk Downs station E581823 entity
Predicate replaced P101 FINISHED
Object Suffolk Downs Boston, Revere Beach and Lynn Railroad station — NE NERFINISHED

How this triple was built (2 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: Suffolk Downs Boston, Revere Beach and Lynn Railroad station | Statement: [Suffolk Downs station, replaced, Suffolk Downs Boston, Revere Beach and Lynn Railroad station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Suffolk Downs Boston, Revere Beach and Lynn Railroad station
Context triple: [Suffolk Downs station, replaced, Suffolk Downs Boston, Revere Beach and Lynn Railroad station]
  • A. Norfolk station (MBTA)
    Norfolk station (MBTA) is a commuter rail stop on the Franklin Line serving the town of Norfolk, Massachusetts, with connections to Boston and surrounding communities.
  • B. Suffolk Downs station chosen
    Suffolk Downs station is a Massachusetts Bay Transportation Authority (MBTA) Blue Line rapid transit stop located in East Boston, Massachusetts.
  • C. Newburyport station
    Newburyport station is a Massachusetts Bay Transportation Authority commuter rail station in Newburyport, Massachusetts, serving as the northern endpoint of the Newburyport/Rockport Line.
  • D. Boston’s North Station (via Fitchburg Line)
    Boston’s North Station (via Fitchburg Line) is a major MBTA commuter rail terminal in Boston that serves as the downtown endpoint for the Fitchburg Line and several other northside rail routes.
  • E. Lansdowne Station (MBTA Commuter Rail)
    Lansdowne Station is an MBTA Commuter Rail stop on the Framingham/Worcester Line serving Boston’s Fenway–Kenmore area near Fenway Park.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e246079f58819085eaa9c260906880 completed April 17, 2026, 2:39 p.m.
NER Named-entity recognition batch_69f193f9d904819097315c9bf031f667 completed April 29, 2026, 5:15 a.m.
Created at: April 17, 2026, 4:11 p.m.