Triple

T7527083
Position Surface form Disambiguated ID Type / Status
Subject Metrolink San Bernardino Line E177919 entity
Predicate hasStation P35 FINISHED
Object Upland station
Upland station is a commuter rail stop in Upland, California, served by Metrolink trains on the San Bernardino Line.
E669691 NE FINISHED

How this triple was built (4 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: Upland station | Statement: [Metrolink San Bernardino Line, hasStation, Upland station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Upland station
Context triple: [Metrolink San Bernardino Line, hasStation, Upland station]
  • A. Pattison Station
    Pattison Station is the former name of NRG Station, a subway stop on Philadelphia's Broad Street Line serving the South Philadelphia Sports Complex.
  • B. Winfield station
    Winfield station is a commuter rail stop in Winfield, Illinois, served by Metra’s Union Pacific West Line in the Chicago metropolitan area.
  • C. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • D. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • E. Westwood station
    Westwood station is a New Jersey Transit commuter rail stop in Westwood, New Jersey, serving passengers on the Pascack Valley Line.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Upland station
Triple: [Metrolink San Bernardino Line, hasStation, Upland station]
Generated description
Upland station is a commuter rail stop in Upland, California, served by Metrolink trains on the San Bernardino Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Upland station
Target entity description: Upland station is a commuter rail stop in Upland, California, served by Metrolink trains on the San Bernardino Line.
  • A. Pattison Station
    Pattison Station is the former name of NRG Station, a subway stop on Philadelphia's Broad Street Line serving the South Philadelphia Sports Complex.
  • B. Winfield station
    Winfield station is a commuter rail stop in Winfield, Illinois, served by Metra’s Union Pacific West Line in the Chicago metropolitan area.
  • C. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • D. Briarwood station
    Briarwood station is a New York City Subway station in Queens serving the IND Queens Boulevard Line.
  • E. Westwood station
    Westwood station is a New Jersey Transit commuter rail stop in Westwood, New Jersey, serving passengers on the Pascack Valley Line.
  • 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_69c69f29bf3081909a146aec7755f185 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f81cc5748190818443c48c9e3114 completed March 27, 2026, 9:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69c84639c19881909e1736afc01a020d completed March 28, 2026, 9:20 p.m.
NEDg Description generation batch_69c846d0b1348190bc2bf23e75c535a9 completed March 28, 2026, 9:23 p.m.
NED2 Entity disambiguation (via description) batch_69c84748b8988190b4f85c253ea9e403 completed March 28, 2026, 9:25 p.m.
Created at: March 27, 2026, 3:47 p.m.