Triple

T22722021
Position Surface form Disambiguated ID Type / Status
Subject Meteor (Frisco train) E561886 entity
Predicate startPoint P389 FINISHED
Object St. Louis–San Francisco Railway station in St. Louis 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: St. Louis–San Francisco Railway station in St. Louis | Statement: [Meteor (Frisco train), startPoint, St. Louis–San Francisco Railway station in St. Louis]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: St. Louis–San Francisco Railway station in St. Louis
Context triple: [Meteor (Frisco train), startPoint, St. Louis–San Francisco Railway station in St. Louis]
  • A. Stadium station (St. Louis MetroLink)
    Stadium station (St. Louis MetroLink) is a light rail stop in downtown St. Louis that primarily serves Busch Stadium and the surrounding sports and entertainment district.
  • B. Convention Center station (St. Louis MetroLink)
    Convention Center station (St. Louis MetroLink) is a downtown St. Louis light rail stop serving the city’s convention and entertainment district on the MetroLink system.
  • C. Grand station (St. Louis MetroLink)
    Grand station (St. Louis MetroLink) is a light rail station in St. Louis, Missouri, serving the MetroLink system near Saint Louis University and the city's Midtown area.
  • D. St. Louis Union Station chosen
    St. Louis Union Station is a historic former railroad terminal in downtown St. Louis that has been transformed into a mixed-use complex featuring a hotel, attractions, dining, and entertainment.
  • E. Ballston–MU station
    Ballston–MU station is an underground Washington Metro station in Arlington, Virginia, serving the Orange and Silver Lines and the Ballston neighborhood near Marymount University.
  • 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_69e2454fc984819088213b58ee87a002 completed April 17, 2026, 2:35 p.m.
NER Named-entity recognition batch_69f17926ae0c8190af8493cab6b15261 completed April 29, 2026, 3:21 a.m.
Created at: April 17, 2026, 3:20 p.m.