Triple
T20484077
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Moreno Valley/March Field station |
E502538
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Southern California commuter rail network |
—
|
NE NERFINISHED |
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: Southern California commuter rail network | Statement: [Moreno Valley/March Field station, partOf, Southern California commuter rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Southern California commuter rail network Context triple: [Moreno Valley/March Field station, partOf, Southern California commuter rail network]
-
A.
Southern California Regional Rail Network
The Southern California Regional Rail Network is a commuter rail system serving the Greater Los Angeles area and surrounding counties, connecting suburban communities with major urban centers.
-
B.
Southern California regional transportation network
The Southern California regional transportation network is an interconnected system of highways, rail lines, transit services, and related infrastructure that links counties across the greater Los Angeles and Inland Empire areas to support regional mobility and commerce.
-
C.
Metrolink commuter rail
chosen
Metrolink commuter rail is a Southern California regional passenger rail system that connects the Inland Empire with Los Angeles and other surrounding counties.
-
D.
Southern California Regional Rail Authority
The Southern California Regional Rail Authority is the public agency that oversees and operates Metrolink, the commuter rail system serving the Greater Los Angeles region.
-
E.
Metrolink Ventura County Line
Metrolink Ventura County Line is a Southern California commuter rail route connecting Los Angeles with Ventura County communities, including Oxnard.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4af32848190aea80682b44d5d6e |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e69b59ae2c8190bfa26a3f1e59b8d1 |
completed | April 20, 2026, 9:32 p.m. |
Created at: April 16, 2026, 11:34 a.m.