Triple
T18880574
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UC San Diego Blue Line |
E461814
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
UC San Diego Central Campus station
UC San Diego Central Campus station is a light rail stop on the San Diego Trolley system serving the main area of the University of California, San Diego.
|
E1347310
|
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: UC San Diego Central Campus station | Statement: [UC San Diego Blue Line, hasStation, UC San Diego Central Campus station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: UC San Diego Central Campus station Context triple: [UC San Diego Blue Line, hasStation, UC San Diego Central Campus station]
-
A.
Encinitas station
Encinitas station is a coastal commuter rail stop in Encinitas, California, served by the Coaster line in San Diego County.
-
B.
Solana Beach station
Solana Beach station is a coastal rail station in Solana Beach, California, serving as a key stop for regional commuter and intercity trains in the San Diego area.
-
C.
Caltrain Bayshore Station
Caltrain Bayshore Station is a commuter rail stop on the Caltrain line serving the southeastern San Francisco area near the Visitacion Valley neighborhood.
-
D.
Irvine station
Irvine station is a major multimodal transportation hub in Irvine, California, serving commuter rail and bus services for the surrounding region.
-
E.
Palo Alto Caltrain Station
Palo Alto Caltrain Station is a major commuter rail station in Palo Alto, California, serving as a key transit hub for Caltrain services along the San Francisco Peninsula.
- 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: UC San Diego Central Campus station Triple: [UC San Diego Blue Line, hasStation, UC San Diego Central Campus station]
Generated description
UC San Diego Central Campus station is a light rail stop on the San Diego Trolley system serving the main area of the University of California, San Diego.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: UC San Diego Central Campus station Target entity description: UC San Diego Central Campus station is a light rail stop on the San Diego Trolley system serving the main area of the University of California, San Diego.
-
A.
Encinitas station
Encinitas station is a coastal commuter rail stop in Encinitas, California, served by the Coaster line in San Diego County.
-
B.
Solana Beach station
Solana Beach station is a coastal rail station in Solana Beach, California, serving as a key stop for regional commuter and intercity trains in the San Diego area.
-
C.
Caltrain Bayshore Station
Caltrain Bayshore Station is a commuter rail stop on the Caltrain line serving the southeastern San Francisco area near the Visitacion Valley neighborhood.
-
D.
Irvine station
Irvine station is a major multimodal transportation hub in Irvine, California, serving commuter rail and bus services for the surrounding region.
-
E.
Palo Alto Caltrain Station
Palo Alto Caltrain Station is a major commuter rail station in Palo Alto, California, serving as a key transit hub for Caltrain services along the San Francisco Peninsula.
- 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_69d8dcfc3430819095ee6fc0eb4c06a5 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c3d133f08190a482e601c1866662 |
completed | April 20, 2026, 6:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0575c37ed081908e70d965dbea09c8 |
completed | May 14, 2026, 7:12 a.m. |
| NEDg | Description generation | batch_6a057697121481909dc6f19aa9549262 |
completed | May 14, 2026, 7:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a057761268481908589088ab2f5c2e7 |
completed | May 14, 2026, 7:18 a.m. |
Created at: April 10, 2026, 11:57 a.m.