Triple
T4971679
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink Antelope Valley Line |
E111665
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object | Los Angeles Basin |
E53399
|
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: Los Angeles Basin | Statement: [Metrolink Antelope Valley Line, connects, Los Angeles Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Los Angeles Basin Context triple: [Metrolink Antelope Valley Line, connects, Los Angeles Basin]
-
A.
Los Angeles Basin
chosen
The Los Angeles Basin is a large coastal lowland region in Southern California that encompasses the city of Los Angeles and its surrounding urban area, bordered by mountains and the Pacific Ocean.
-
B.
Los Ángeles Basin
Los Ángeles Basin is a geographic depression in south-central Chile known for its agricultural lands and role in the region’s settlement and economic activity.
-
C.
San Gabriel Valley
San Gabriel Valley is a populous region east of Los Angeles known for its diverse suburban communities, large Asian American population, and numerous historic and cultural landmarks.
-
D.
South Bay
South Bay is the southern arm of Humboldt Bay on California’s North Coast, known for its tidal wetlands and estuarine habitat.
-
E.
South Bay
South Bay is the southern region of the San Francisco Bay Area, known for encompassing much of Silicon Valley and several major tech-centric cities.
- 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_69bd441a0eb481908050fa4273b19eae |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd7214e18c81909db1c838a4cce78d |
completed | March 20, 2026, 4:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be92489ae481909240f2ad20637649 |
completed | March 21, 2026, 12:42 p.m. |
Created at: March 20, 2026, 1:33 p.m.