Triple
T12090587
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SMART train |
E287929
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Sonoma County Airport station
Sonoma County Airport station is a commuter rail station in Sonoma County, California, serving as the northern endpoint of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to the nearby Charles M. Schulz–Sonoma County Airport.
|
E976411
|
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: Sonoma County Airport station | Statement: [SMART train, terminus, Sonoma County Airport station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sonoma County Airport station Context triple: [SMART train, terminus, Sonoma County Airport station]
-
A.
Sunnyvale Station
Sunnyvale Station is a commuter rail station in Sunnyvale, California, serving Caltrain passengers along the San Francisco Peninsula.
-
B.
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.
-
C.
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.
-
D.
Sacramento Valley Station
Sacramento Valley Station is the main intercity and commuter rail hub in Sacramento, California, serving Amtrak and regional transit services.
-
E.
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.
- 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: Sonoma County Airport station Triple: [SMART train, terminus, Sonoma County Airport station]
Generated description
Sonoma County Airport station is a commuter rail station in Sonoma County, California, serving as the northern endpoint of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to the nearby Charles M. Schulz–Sonoma County Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sonoma County Airport station Target entity description: Sonoma County Airport station is a commuter rail station in Sonoma County, California, serving as the northern endpoint of the Sonoma–Marin Area Rail Transit (SMART) line and providing access to the nearby Charles M. Schulz–Sonoma County Airport.
-
A.
Sunnyvale Station
Sunnyvale Station is a commuter rail station in Sunnyvale, California, serving Caltrain passengers along the San Francisco Peninsula.
-
B.
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.
-
C.
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.
-
D.
Sacramento Valley Station
Sacramento Valley Station is the main intercity and commuter rail hub in Sacramento, California, serving Amtrak and regional transit services.
-
E.
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.
- 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_69f61e42cd588190835b3e8160bdbba5 |
completed | May 2, 2026, 3:54 p.m. |
| NEDg | Description generation | batch_69f61fd2429c8190a8a7c46c312e262d |
completed | May 2, 2026, 4:01 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f623f5aa608190bce3e62e08077216 |
completed | May 2, 2026, 4:19 p.m. |
Created at: April 8, 2026, 9:48 p.m.