Triple
T3710152
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North County Transit District |
E80989
|
entity |
| Predicate | owns |
P347
|
FINISHED |
| Object | COASTER rail line between Oceanside and San Diego |
E200496
|
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: COASTER rail line between Oceanside and San Diego | Statement: [North County Transit District, owns, COASTER rail line between Oceanside and San Diego]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: COASTER rail line between Oceanside and San Diego Context triple: [North County Transit District, owns, COASTER rail line between Oceanside and San Diego]
-
A.
San Diego Trolley
The San Diego Trolley is a light rail transit system serving the San Diego metropolitan area, known for its multiple color-coded lines connecting downtown with surrounding communities and key regional destinations.
-
B.
Coaster (San Diego)
chosen
Coaster (San Diego) is a commuter rail service in San Diego County, California, providing passenger train connections along the coastal corridor between Oceanside and downtown San Diego.
-
C.
Metrolink Ventura County Line
Metrolink Ventura County Line is a Southern California commuter rail route connecting Los Angeles with Ventura County communities, including Oxnard.
-
D.
Metrolink San Bernardino Line
The Metrolink San Bernardino Line is a Southern California commuter rail route connecting San Bernardino and surrounding Inland Empire communities with downtown Los Angeles.
-
E.
Metrolink Inland Empire–Orange County Line
The Metrolink Inland Empire–Orange County Line is a Southern California commuter rail route connecting cities in the Inland Empire with destinations in Orange County and beyond.
- 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_69ad8b1793888190a5f70e4b21dc05a1 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adc584b86c8190ba1a1073da440b07 |
completed | March 8, 2026, 6:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4ce052660819089ad899a20b8a720 |
completed | March 14, 2026, 2:55 a.m. |
Created at: March 8, 2026, 3:33 p.m.