Triple

T8514075
Position Surface form Disambiguated ID Type / Status
Subject Metrolink Ventura County Line E201527 entity
Predicate hasStation P35 FINISHED
Object Glendale station
Glendale station is a commuter rail station in Glendale, California, serving Metrolink trains on the Ventura County Line and connecting the city to the greater Los Angeles area.
 E758764 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: Glendale station | Statement: [Metrolink Ventura County Line, hasStation, Glendale station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Glendale station
Context triple: [Metrolink Ventura County Line, hasStation, Glendale station]
  • A. Baldwin Park station
    Baldwin Park station is a commuter rail stop in Baldwin Park, California, served by Metrolink trains on the San Bernardino Line.
  • B. Santa Clarita station
    Santa Clarita station is a commuter rail stop in Santa Clarita, California, serving passengers on Metrolink’s Antelope Valley Line between Los Angeles and the high desert communities to the north.
  • C. Burbank–Downtown station
    Burbank–Downtown station is a commuter rail station in Burbank, California, serving as a key stop for regional Metrolink services in the Los Angeles area.
  • D. Culver City station
    Culver City station is a light rail transit stop in Culver City, California, serving as a key node on Los Angeles Metro’s E Line.
  • E. Maywood station
    Maywood station is a commuter rail stop in Maywood, Illinois, serving Metra's Union Pacific West Line in the Chicago metropolitan area.
  • 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: Glendale station
Triple: [Metrolink Ventura County Line, hasStation, Glendale station]
Generated description
Glendale station is a commuter rail station in Glendale, California, serving Metrolink trains on the Ventura County Line and connecting the city to the greater Los Angeles area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Glendale station
Target entity description: Glendale station is a commuter rail station in Glendale, California, serving Metrolink trains on the Ventura County Line and connecting the city to the greater Los Angeles area.
  • A. Baldwin Park station
    Baldwin Park station is a commuter rail stop in Baldwin Park, California, served by Metrolink trains on the San Bernardino Line.
  • B. Santa Clarita station
    Santa Clarita station is a commuter rail stop in Santa Clarita, California, serving passengers on Metrolink’s Antelope Valley Line between Los Angeles and the high desert communities to the north.
  • C. Burbank–Downtown station
    Burbank–Downtown station is a commuter rail station in Burbank, California, serving as a key stop for regional Metrolink services in the Los Angeles area.
  • D. Culver City station
    Culver City station is a light rail transit stop in Culver City, California, serving as a key node on Los Angeles Metro’s E Line.
  • E. Maywood station
    Maywood station is a commuter rail stop in Maywood, Illinois, serving Metra's Union Pacific West Line in the Chicago metropolitan area.
  • 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_69ca8320e5748190ac2c585a0bba8193 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe60e12848190a4a3dfa457aef275 completed March 31, 2026, 3:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf6e8ea2748190b9ffa2f36c0e397c completed April 3, 2026, 7:38 a.m.
NEDg Description generation batch_69cf708dbd54819099efa4b5729d6298 completed April 3, 2026, 7:47 a.m.
NED2 Entity disambiguation (via description) batch_69cf714f22c48190a192c6fc32debfd6 completed April 3, 2026, 7:50 a.m.
Created at: March 30, 2026, 6:15 p.m.