Triple

T9014096
Position Surface form Disambiguated ID Type / Status
Subject Norwalk station E215549 entity
Predicate category P87 FINISHED
Object Los Angeles Metro Rail C Line stations
Los Angeles Metro Rail C Line stations are the series of light rail stops that serve communities along the C Line corridor in Los Angeles County, connecting key residential, commercial, and transit hubs.
 E772764 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: Los Angeles Metro Rail C Line stations | Statement: [Norwalk station, category, Los Angeles Metro Rail C Line stations]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Los Angeles Metro Rail C Line stations
Context triple: [Norwalk station, category, Los Angeles Metro Rail C Line stations]
  • A. 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.
  • B. Universal City/Studio City station
    Universal City/Studio City station is a Los Angeles Metro Rail subway stop serving the Universal City and Studio City areas near Universal Studios Hollywood.
  • C. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • D. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • E. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino 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: Los Angeles Metro Rail C Line stations
Triple: [Norwalk station, category, Los Angeles Metro Rail C Line stations]
Generated description
Los Angeles Metro Rail C Line stations are the series of light rail stops that serve communities along the C Line corridor in Los Angeles County, connecting key residential, commercial, and transit hubs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Los Angeles Metro Rail C Line stations
Target entity description: Los Angeles Metro Rail C Line stations are the series of light rail stops that serve communities along the C Line corridor in Los Angeles County, connecting key residential, commercial, and transit hubs.
  • A. 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.
  • B. Universal City/Studio City station
    Universal City/Studio City station is a Los Angeles Metro Rail subway stop serving the Universal City and Studio City areas near Universal Studios Hollywood.
  • C. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • D. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • E. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino 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_69ca83a2bf088190986ee7a8eb90407d completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc69fae0b88190a0aa989bc37ab2c7 completed April 1, 2026, 12:42 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfdba4bfd481908a5f33d39b8e7dd5 completed April 3, 2026, 3:24 p.m.
NEDg Description generation batch_69cfdc5b230881908057cc868e44ea44 completed April 3, 2026, 3:27 p.m.
NED2 Entity disambiguation (via description) batch_69cfdcfc28288190b849b3f0216a7e9a completed April 3, 2026, 3:30 p.m.
Created at: March 30, 2026, 7:06 p.m.