Triple

T8237631
Position Surface form Disambiguated ID Type / Status
Subject SPRINTER light rail E192450 entity
Predicate terminus P388 FINISHED
Object Escondido Transit Center
Escondido Transit Center is a major public transportation hub in Escondido, California, serving as an intermodal connection point for regional rail and bus services.
 E724007 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: Escondido Transit Center | Statement: [SPRINTER light rail, terminus, Escondido Transit Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Escondido Transit Center
Context triple: [SPRINTER light rail, terminus, Escondido Transit Center]
  • A. San Bernardino Transit Center
    San Bernardino Transit Center is a major multimodal transportation hub in San Bernardino, California, serving as a central connection point for regional rail and bus services.
  • B. San Ysidro Transit Center
    San Ysidro Transit Center is a major public transportation hub in southern San Diego that serves as a key connection point near the U.S.–Mexico border for trolleys and buses.
  • C. Oceanside Transit Center
    Oceanside Transit Center is a major multimodal transportation hub in Oceanside, California, serving Amtrak, commuter rail, local and regional buses, and other transit services.
  • D. Irvine Transportation Center
    Irvine Transportation Center is a major multimodal transit hub in Irvine, California, serving passenger rail and bus services for commuters and travelers in Orange County.
  • E. Fullerton Transportation Center
    Fullerton Transportation Center is a major rail and bus transit hub in Fullerton, California, serving Amtrak, Metrolink, and local transportation services.
  • 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: Escondido Transit Center
Triple: [SPRINTER light rail, terminus, Escondido Transit Center]
Generated description
Escondido Transit Center is a major public transportation hub in Escondido, California, serving as an intermodal connection point for regional rail and bus services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Escondido Transit Center
Target entity description: Escondido Transit Center is a major public transportation hub in Escondido, California, serving as an intermodal connection point for regional rail and bus services.
  • A. San Bernardino Transit Center
    San Bernardino Transit Center is a major multimodal transportation hub in San Bernardino, California, serving as a central connection point for regional rail and bus services.
  • B. San Ysidro Transit Center
    San Ysidro Transit Center is a major public transportation hub in southern San Diego that serves as a key connection point near the U.S.–Mexico border for trolleys and buses.
  • C. Oceanside Transit Center
    Oceanside Transit Center is a major multimodal transportation hub in Oceanside, California, serving Amtrak, commuter rail, local and regional buses, and other transit services.
  • D. Irvine Transportation Center
    Irvine Transportation Center is a major multimodal transit hub in Irvine, California, serving passenger rail and bus services for commuters and travelers in Orange County.
  • E. Fullerton Transportation Center
    Fullerton Transportation Center is a major rail and bus transit hub in Fullerton, California, serving Amtrak, Metrolink, and local transportation services.
  • 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_69ca82dc8f148190a2c75a98501a7b91 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb783929c081909db1182947755bae completed March 31, 2026, 7:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd6801eaec8190a104ac6b08030376 completed April 1, 2026, 6:46 p.m.
NEDg Description generation batch_69cd6d4fa17481909f28ad7eb9bceb42 completed April 1, 2026, 7:09 p.m.
NED2 Entity disambiguation (via description) batch_69cd7dd65fac8190b8f44b1cf2be7bdd completed April 1, 2026, 8:19 p.m.
Created at: March 30, 2026, 5:47 p.m.