Triple

T1135363
Position Surface form Disambiguated ID Type / Status
Subject MBTA Orange Line E23125 entity
Predicate previousAlignment P26427 FINISHED
Object Washington Street Elevated E85612 NE FINISHED

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: Washington Street Elevated | Statement: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington Street Elevated
Context triple: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
  • A. Metropolitan West Side Elevated Railroad
    The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
  • B. Illinois Avenue
    Illinois Avenue is a major thoroughfare in the Dallas, Texas area that provides key local and regional connectivity for surrounding communities.
  • C. Dan Ryan Expressway
    The Dan Ryan Expressway is a major Chicago freeway that carries Interstate 90/94 traffic through the city’s South Side.
  • D. Boston Elevated Railway chosen
    The Boston Elevated Railway was a former public transit company that operated Boston’s early elevated and streetcar lines before being succeeded by the modern MBTA system known as “the T.”
  • E. Beltline
    Beltline is a densely populated, urban inner-city neighbourhood in Calgary known for its high-rise residences, nightlife, and cultural amenities just south of the downtown core.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: previousAlignment
Context triple: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
  • A. primaryAlignment
    Indicates the main or most significant way in which one entity is aligned, associated, or in agreement with another entity, standard, or category.
  • B. previousStructure
    Indicates that one structure directly precedes another in a defined sequence or configuration.
  • C. previousMode
    Indicates that one mode directly precedes another in a sequence or state transition.
  • D. alignmentChange
    Indicates a change in the moral, ethical, or factional stance of an entity relative to its previous alignment.
  • E. alignedAgainst
    Indicates that two or more entities are united in opposition to a common target, side, or objective.
  • 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_69a493ec75988190b63a11bafaec29b4 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bde18d208190848c189b2b8d585f completed March 1, 2026, 10:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac6f11a31481909e11a01b12841b3d completed March 7, 2026, 6:31 p.m.
PD Predicate disambiguation batch_69a4bb4b52d48190bec2e7ad1cc8efc0 completed March 1, 2026, 10:18 p.m.
PDg Predicate description generation batch_69a4bddfa598819088690e1ab010ba0b completed March 1, 2026, 10:29 p.m.
Created at: March 1, 2026, 7:44 p.m.