Triple

T21344475
Position Surface form Disambiguated ID Type / Status
Subject Orange Line (San Diego Trolley) E526292 entity
Predicate hasStation P35 FINISHED
Object Euclid Avenue station
Euclid Avenue station is a San Diego Trolley light rail stop serving the Orange Line in the Euclid Avenue corridor of San Diego, California.
 E1479325 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: Euclid Avenue station | Statement: [Orange Line (San Diego Trolley), hasStation, Euclid Avenue station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Euclid Avenue station
Context triple: [Orange Line (San Diego Trolley), hasStation, Euclid Avenue station]
  • A. Buhre Avenue station
    Buhre Avenue station is a local New York City Subway station in the Bronx on the IRT Pelham Line, serving the 6 train.
  • B. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • C. Seneca Avenue station
    Seneca Avenue station is a New York City Subway station on the M line located in the Ridgewood neighborhood of Queens.
  • D. Highland Avenue station
    Highland Avenue station is a New Jersey Transit commuter rail stop in Orange, New Jersey, serving local passengers on the Morris & Essex Lines.
  • E. Carroll Avenue station
    Carroll Avenue station is a South Shore Line commuter rail station in Michigan City, Indiana, serving as a key terminal and maintenance facility for the 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: Euclid Avenue station
Triple: [Orange Line (San Diego Trolley), hasStation, Euclid Avenue station]
Generated description
Euclid Avenue station is a San Diego Trolley light rail stop serving the Orange Line in the Euclid Avenue corridor of San Diego, California.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Euclid Avenue station
Target entity description: Euclid Avenue station is a San Diego Trolley light rail stop serving the Orange Line in the Euclid Avenue corridor of San Diego, California.
  • A. Buhre Avenue station
    Buhre Avenue station is a local New York City Subway station in the Bronx on the IRT Pelham Line, serving the 6 train.
  • B. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • C. Seneca Avenue station
    Seneca Avenue station is a New York City Subway station on the M line located in the Ridgewood neighborhood of Queens.
  • D. Highland Avenue station
    Highland Avenue station is a New Jersey Transit commuter rail stop in Orange, New Jersey, serving local passengers on the Morris & Essex Lines.
  • E. Carroll Avenue station
    Carroll Avenue station is a South Shore Line commuter rail station in Michigan City, Indiana, serving as a key terminal and maintenance facility for the 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_69e0b51c33048190ab27cede74ef798c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e8a85274f481909e699b390bed9350 completed April 22, 2026, 10:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09a5c8c9808190810982de97320df3 completed May 17, 2026, 11:26 a.m.
NEDg Description generation batch_6a09a6848c1c8190992ae7cdfeabdcf8 completed May 17, 2026, 11:29 a.m.
NED2 Entity disambiguation (via description) batch_6a09aae23f2c81908f08d290277e22f9 completed May 17, 2026, 11:47 a.m.
Created at: April 16, 2026, 4:44 p.m.