Triple

T588681
Position Surface form Disambiguated ID Type / Status
Subject Grand Concourse (30th Street Station) E17217 entity
Predicate isCentralSpaceOf P4751 FINISHED
Object 30th Street Station main building E1854 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: 30th Street Station main building | Statement: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 30th Street Station main building
Context triple: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
  • A. 30th Street Station chosen
    30th Street Station is a major intercity and regional rail hub in Philadelphia, serving Amtrak, SEPTA, and NJ Transit and connecting the city to destinations across the Northeast and beyond.
  • B. City Hall Station (Philadelphia)
    City Hall Station (Philadelphia) is a major underground transit hub in Center City that serves as a key interchange point for multiple SEPTA subway and trolley lines beneath Philadelphia’s City Hall.
  • C. Broad Street Station (Philadelphia)
    Broad Street Station (Philadelphia) was a grand former railroad terminal in Center City Philadelphia that served as the Pennsylvania Railroad’s primary passenger station and a major hub of rail travel in the late 19th and early 20th centuries.
  • D. 37th Street station
    37th Street station is a Philadelphia trolley stop on SEPTA’s Subway–Surface Lines serving the University City area near the University of Pennsylvania.
  • E. Union Station (Pittsburgh)
    Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
  • 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: isCentralSpaceOf
Context triple: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
  • A. isCentralTo
    Indicates that something plays a primary, essential, or defining role in relation to something else, such that the latter depends on or is organized around it.
  • B. isNucleusOf
    Indicates that one entity functions as the central or most important core component of another entity.
  • C. hasCentralAct
    Indicates that an entity includes or is characterized by a primary or most important action, event, or operation at its core.
  • D. centralIn chosen
    Indicates that one entity occupies a central or most important position within another entity, context, or structure.
  • E. hasCentralFigure
    Indicates that something features a primary or most important figure at its core or focus.
  • F. None of above.

Provenance (4 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_69a49379d09c8190ac7e00b24e2810b1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49b9d1e68819096a9b5e7b2e83d6e completed March 1, 2026, 8:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5740161cc81909a0086f7c541be98 completed March 2, 2026, 11:26 a.m.
PD Predicate disambiguation batch_69a494ca68448190a516b9c3525d8916 completed March 1, 2026, 7:34 p.m.
Created at: March 1, 2026, 7:33 p.m.