Triple
T8514079
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink Ventura County Line |
E201527
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Chatsworth station
Chatsworth station is a commuter rail station in the Chatsworth neighborhood of Los Angeles, California, serving Metrolink and Amtrak trains as a regional transit hub.
|
E738733
|
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: Chatsworth station | Statement: [Metrolink Ventura County Line, hasStation, Chatsworth station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chatsworth station Context triple: [Metrolink Ventura County Line, hasStation, Chatsworth station]
-
A.
Chester station
Chester station is a subway station on Line 2 Bloor–Danforth of the Toronto Transit Commission, serving Toronto’s Greektown area.
-
B.
Trinity Mills Station
Trinity Mills Station is a public transit hub in Carrollton, Texas, serving as a stop on Dallas Area Rapid Transit's Green Line light rail and connecting bus services.
-
C.
Park Lane station
Park Lane station is a public transit stop on Dallas Area Rapid Transit’s light rail system in Dallas, Texas.
-
D.
Southgate Station
Southgate Station is a light rail transit stop in Edmonton, Alberta, serving the city’s LRT network and the surrounding Southgate commercial and residential area.
-
E.
Acoyte station
Acoyte station is a stop on Buenos Aires Underground’s Line A, serving the Caballito neighborhood in the city of Buenos Aires, Argentina.
- 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: Chatsworth station Triple: [Metrolink Ventura County Line, hasStation, Chatsworth station]
Generated description
Chatsworth station is a commuter rail station in the Chatsworth neighborhood of Los Angeles, California, serving Metrolink and Amtrak trains as a regional transit hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chatsworth station Target entity description: Chatsworth station is a commuter rail station in the Chatsworth neighborhood of Los Angeles, California, serving Metrolink and Amtrak trains as a regional transit hub.
-
A.
Chester station
Chester station is a subway station on Line 2 Bloor–Danforth of the Toronto Transit Commission, serving Toronto’s Greektown area.
-
B.
Trinity Mills Station
Trinity Mills Station is a public transit hub in Carrollton, Texas, serving as a stop on Dallas Area Rapid Transit's Green Line light rail and connecting bus services.
-
C.
Park Lane station
Park Lane station is a public transit stop on Dallas Area Rapid Transit’s light rail system in Dallas, Texas.
-
D.
Southgate Station
Southgate Station is a light rail transit stop in Edmonton, Alberta, serving the city’s LRT network and the surrounding Southgate commercial and residential area.
-
E.
Acoyte station
Acoyte station is a stop on Buenos Aires Underground’s Line A, serving the Caballito neighborhood in the city of Buenos Aires, Argentina.
- 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_69ca8320e5748190ac2c585a0bba8193 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe60e12848190a4a3dfa457aef275 |
completed | March 31, 2026, 3:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce4e56ef088190b4f938486bbb7962 |
completed | April 2, 2026, 11:09 a.m. |
| NEDg | Description generation | batch_69ce4ffac8a08190bc2131c0d260ca39 |
completed | April 2, 2026, 11:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ce5117c7508190b74821d029d226c6 |
completed | April 2, 2026, 11:20 a.m. |
Created at: March 30, 2026, 6:15 p.m.