Triple
T8514084
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink Ventura County Line |
E201527
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ventura–East station |
E738730
|
NE FINISHED |
How this triple was built (2 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: Ventura–East station | Statement: [Metrolink Ventura County Line, hasStation, Ventura–East station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ventura–East station Context triple: [Metrolink Ventura County Line, hasStation, Ventura–East station]
-
A.
East Ventura station
chosen
East Ventura station is a commuter rail stop in Ventura, California, serving as the eastern endpoint of Metrolink’s Ventura County Line.
-
B.
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.
-
C.
Fontana station
Fontana station is a commuter rail stop in Fontana, California, serving passengers on Metrolink’s San Bernardino Line in the Inland Empire region.
-
D.
Sorrento Valley station
Sorrento Valley station is a commuter rail stop in San Diego, California, serving the Coaster line and nearby employment centers in the Sorrento Valley area.
-
E.
Covina station
Covina station is a commuter rail stop in Covina, California, serving passengers on Metrolink’s San Bernardino Line in the Greater Los Angeles area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ce6d2eef208190b505a64d01f656f4 |
completed | April 2, 2026, 1:20 p.m. |
Created at: March 30, 2026, 6:15 p.m.