Triple

T22206732
Position Surface form Disambiguated ID Type / Status
Subject Middlesex Street E548828 entity
Predicate hasNearbyTransit P5822 FINISHED
Object MBTA Orange Line at Malden Center NE NERFINISHED

How this triple was built (3 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: MBTA Orange Line at Malden Center | Statement: [Middlesex Street, hasNearbyTransit, MBTA Orange Line at Malden Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MBTA Orange Line at Malden Center
Context triple: [Middlesex Street, hasNearbyTransit, MBTA Orange Line at Malden Center]
  • A. MBTA Blue Line at Government Center
    MBTA Blue Line at Government Center is an underground rapid transit station in downtown Boston that serves the Blue Line and provides a key transfer point to the Green Line.
  • B. MBTA Orange Line Back Bay branch
    The MBTA Orange Line Back Bay branch is the segment of Boston’s Orange Line rapid transit route that serves the Back Bay area and nearby stations such as Ruggles, providing key north–south subway service through the city.
  • C. MBTA Red Line at Central Square
    The MBTA Red Line at Central Square is a rapid transit station in Cambridge, Massachusetts, serving as a key subway stop connecting the Central Square neighborhood to Boston and the greater metro area.
  • D. MBTA Orange Line at North Station
    MBTA Orange Line at North Station is a major Boston rapid transit stop located at the North Station transportation hub, providing subway connections to commuter rail lines and nearby sports and entertainment venues.
  • E. MBTA Green Line at Government Center
    The MBTA Green Line at Government Center is a major light rail subway station in downtown Boston that serves as a key transfer point and access hub for nearby civic and historic landmarks.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MBTA Orange Line at Malden Center
Target entity description: MBTA Orange Line at Malden Center is a rapid transit station in Malden, Massachusetts, serving as a key stop on the Orange Line with connections to local buses and commuter rail.
  • A. MBTA Blue Line at Government Center
    MBTA Blue Line at Government Center is an underground rapid transit station in downtown Boston that serves the Blue Line and provides a key transfer point to the Green Line.
  • B. MBTA Orange Line Back Bay branch
    The MBTA Orange Line Back Bay branch is the segment of Boston’s Orange Line rapid transit route that serves the Back Bay area and nearby stations such as Ruggles, providing key north–south subway service through the city.
  • C. MBTA Red Line at Central Square
    The MBTA Red Line at Central Square is a rapid transit station in Cambridge, Massachusetts, serving as a key subway stop connecting the Central Square neighborhood to Boston and the greater metro area.
  • D. MBTA Orange Line at North Station
    MBTA Orange Line at North Station is a major Boston rapid transit stop located at the North Station transportation hub, providing subway connections to commuter rail lines and nearby sports and entertainment venues.
  • E. MBTA Green Line at Government Center
    The MBTA Green Line at Government Center is a major light rail subway station in downtown Boston that serves as a key transfer point and access hub for nearby civic and historic landmarks.
  • F. None of above. chosen

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_69e11e3f7e04819089806d81d5ac431e completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b2936a481909aa84c7983ed49ee completed April 28, 2026, 9:48 p.m.
Created at: April 16, 2026, 8:36 p.m.