Triple
T2453220
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Pasadena |
E53753
|
entity |
| Predicate | transportConnection |
P1298
|
FINISHED |
| Object |
Del Mar station
Del Mar station is a light rail station in Pasadena, California, serving the Los Angeles Metro A Line and providing access to the Old Pasadena district.
|
E269053
|
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: Del Mar station | Statement: [Old Pasadena, transportConnection, Del Mar station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Del Mar station Context triple: [Old Pasadena, transportConnection, Del Mar station]
-
A.
Oceanside station
Oceanside station is a Long Island Rail Road commuter rail stop in Oceanside, New York, providing regional train service to New York City and surrounding areas.
-
B.
Redondo Beach station
Redondo Beach station is a light rail transit station in Redondo Beach, California, serving as the western terminus of Los Angeles Metro's C Line.
-
C.
Gilroy station
Gilroy station is a passenger rail station in Gilroy, California, serving as a terminus for Caltrain commuter services and a stop for Amtrak Thruway buses.
-
D.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
E.
Diridon Station
Diridon Station is a major intermodal transit hub in San Jose, California, serving Caltrain, Amtrak, ACE, VTA light rail, and various bus 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: Del Mar station Triple: [Old Pasadena, transportConnection, Del Mar station]
Generated description
Del Mar station is a light rail station in Pasadena, California, serving the Los Angeles Metro A Line and providing access to the Old Pasadena district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Del Mar station Target entity description: Del Mar station is a light rail station in Pasadena, California, serving the Los Angeles Metro A Line and providing access to the Old Pasadena district.
-
A.
Oceanside station
Oceanside station is a Long Island Rail Road commuter rail stop in Oceanside, New York, providing regional train service to New York City and surrounding areas.
-
B.
Redondo Beach station
Redondo Beach station is a light rail transit station in Redondo Beach, California, serving as the western terminus of Los Angeles Metro's C Line.
-
C.
Gilroy station
Gilroy station is a passenger rail station in Gilroy, California, serving as a terminus for Caltrain commuter services and a stop for Amtrak Thruway buses.
-
D.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
E.
Diridon Station
Diridon Station is a major intermodal transit hub in San Jose, California, serving Caltrain, Amtrak, ACE, VTA light rail, and various bus 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_69ab495d227c8190b26ae6548eeb1019 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd0f699308190910a41520dc9efdb |
completed | March 7, 2026, 7:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aef0c544788190bb0e8c5ae4a32ff0 |
completed | March 9, 2026, 4:09 p.m. |
| NEDg | Description generation | batch_69aef53740508190893b14bb1b411a30 |
completed | March 9, 2026, 4:28 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69aef9594024819088e7afc0e64429ff |
completed | March 9, 2026, 4:46 p.m. |
Created at: March 6, 2026, 9:43 p.m.