Triple
T21213973
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | California portion of Truckee River Basin |
E522788
|
entity |
| Predicate | ecoregion |
P948
|
FINISHED |
| Object | Sierra Nevada ecoregion |
—
|
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: Sierra Nevada ecoregion | Statement: [California portion of Truckee River Basin, ecoregion, Sierra Nevada ecoregion]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sierra Nevada ecoregion Context triple: [California portion of Truckee River Basin, ecoregion, Sierra Nevada ecoregion]
-
A.
Sierra Nevada ecosystem
chosen
The Sierra Nevada ecosystem is a diverse mountainous region in California characterized by towering conifer forests, alpine meadows, granite peaks, and rich biodiversity shaped by dramatic elevation gradients and Mediterranean climate.
-
B.
Sierra Nevada–Great Basin transition zone
The Sierra Nevada–Great Basin transition zone is a geologic and ecological boundary region in eastern California and western Nevada where the high, granitic Sierra Nevada meets the arid, fault-block ranges and basins of the Great Basin.
-
C.
Sierra Nevada alpine zone
The Sierra Nevada alpine zone is the high-elevation, treeless region of California’s Sierra Nevada mountains characterized by rugged peaks, sparse vegetation, and harsh climatic conditions above the tree line.
-
D.
Southern Sierra Nevada
The Southern Sierra Nevada is the southern portion of California’s Sierra Nevada mountain range, known for its dramatic granite peaks, deep valleys, and popular outdoor recreation areas including parts of Sequoia and Kings Canyon National Parks.
-
E.
Northern Sierra Nevada
The Northern Sierra Nevada is a mountainous region in California known for its rugged terrain, rich biodiversity, and long-standing Indigenous presence, including that of the Northern Sierra Miwok people.
- 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_69e0b511ed84819099b449b4a111085c |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7347088488190aa764b3f4bbac44d |
completed | April 21, 2026, 8:25 a.m. |
Created at: April 16, 2026, 3:39 p.m.