Triple
T12090580
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SMART train |
E287929
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Santa Rosa Downtown station
Santa Rosa Downtown station is a commuter rail stop in central Santa Rosa, California, serving as one of the key urban stations on the Sonoma–Marin Area Rail Transit (SMART) line.
|
E962531
|
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: Santa Rosa Downtown station | Statement: [SMART train, hasStation, Santa Rosa Downtown station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Santa Rosa Downtown station Context triple: [SMART train, hasStation, Santa Rosa Downtown station]
-
A.
Santa Rosa station
Santa Rosa station is a transit stop on Line 4A of the local rail network, serving passengers in its surrounding urban area.
-
B.
Santa Clara station
Santa Clara station is a Caltrain and Amtrak rail station in Santa Clara, California, serving as a key regional transit hub near San Jose.
-
C.
San Jose Diridon station
San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
-
D.
Milpitas station
Milpitas station is a Bay Area Rapid Transit (BART) station in Milpitas, California, serving as a key transit hub in Silicon Valley with connections to regional rail and bus services.
-
E.
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.
- 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: Santa Rosa Downtown station Triple: [SMART train, hasStation, Santa Rosa Downtown station]
Generated description
Santa Rosa Downtown station is a commuter rail stop in central Santa Rosa, California, serving as one of the key urban stations on the Sonoma–Marin Area Rail Transit (SMART) line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Santa Rosa Downtown station Target entity description: Santa Rosa Downtown station is a commuter rail stop in central Santa Rosa, California, serving as one of the key urban stations on the Sonoma–Marin Area Rail Transit (SMART) line.
-
A.
Santa Rosa station
Santa Rosa station is a transit stop on Line 4A of the local rail network, serving passengers in its surrounding urban area.
-
B.
Santa Clara station
Santa Clara station is a Caltrain and Amtrak rail station in Santa Clara, California, serving as a key regional transit hub near San Jose.
-
C.
San Jose Diridon station
San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
-
D.
Milpitas station
Milpitas station is a Bay Area Rapid Transit (BART) station in Milpitas, California, serving as a key transit hub in Silicon Valley with connections to regional rail and bus services.
-
E.
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.
- 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_69d6ab4964708190850585628b287b0c |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9151797988190b0d007ea806bcf02 |
completed | April 10, 2026, 3:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f66b2eb48190bae469d1dd82b119 |
completed | May 2, 2026, 1:04 p.m. |
| NEDg | Description generation | batch_69f5fd79da748190b3f0dd7d7a46314d |
completed | May 2, 2026, 1:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f5feeeeb2081908191b1c2d1c2fbfd |
completed | May 2, 2026, 1:41 p.m. |
Created at: April 8, 2026, 9:48 p.m.