Triple

T5315817
Position Surface form Disambiguated ID Type / Status
Subject Government Center Metrorail station E119143 entity
Predicate isCentralTransferPointFor P20604 FINISHED
Object Metrorail Green Line and Orange Line E56829 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: Metrorail Green Line and Orange Line | Statement: [Government Center Metrorail station, isCentralTransferPointFor, Metrorail Green Line and Orange Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metrorail Green Line and Orange Line
Context triple: [Government Center Metrorail station, isCentralTransferPointFor, Metrorail Green Line and Orange Line]
  • A. Red Line and Purple Line
    The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and northern suburbs.
  • B. METRORail Red Line
    The METRORail Red Line is a light rail line in Houston, Texas, running through key central areas including downtown and the Museum District.
  • C. Blue Line and Orange Line
    The Blue Line and Orange Line are two intersecting Washington Metro rapid transit routes serving Virginia and the District of Columbia, sharing key stations such as Rosslyn.
  • D. Metrorail chosen
    Metrorail is the rapid transit system serving the Washington, D.C. metropolitan area, operated by the Washington Metropolitan Area Transit Authority (WMATA).
  • E. Metrorail
    Metrorail is Miami-Dade County’s elevated rapid transit system that connects key neighborhoods, suburbs, and downtown Miami.
  • 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: isCentralTransferPointFor
Context triple: [Government Center Metrorail station, isCentralTransferPointFor, Metrorail Green Line and Orange Line]
  • 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. isTransportHubBetween chosen
    Indicates that a location functions as a central node facilitating transportation connections between two or more other places.
  • C. isReferencePointFor
    Indicates that one entity serves as a positional or conceptual basis used to locate, measure, or interpret another entity.
  • D. isMajorAccessPointFor
    Indicates that something serves as a primary or significant entry or connection point for accessing another entity or system.
  • E. servesAsThroughStationFor
    Indicates that a station functions as an intermediate (through) stop for a particular service, route, or journey rather than as its starting or ending point.
  • 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_69bd446b57bc8190a513d2e6c40314f3 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd86f20f008190be7b5848af05f2b8 completed March 20, 2026, 5:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf21b8692881908f04d8cfd7d3d10d completed March 21, 2026, 10:54 p.m.
PD Predicate disambiguation batch_69bd84534f9c8190bc19d4812060768d completed March 20, 2026, 5:30 p.m.
Created at: March 20, 2026, 1:54 p.m.