Triple
T463131
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Tahoe Basin |
E7384
|
entity |
| Predicate | hasOutflow |
P967
|
FINISHED |
| Object | Truckee River |
E24142
|
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: Truckee River | Statement: [Lake Tahoe Basin, hasOutflow, Truckee River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Truckee River Context triple: [Lake Tahoe Basin, hasOutflow, Truckee River]
-
A.
Truckee River
chosen
The Truckee River is a prominent river in the western United States that flows from Lake Tahoe in the Sierra Nevada through Nevada to Pyramid Lake, providing vital water resources and recreational opportunities to the region.
-
B.
South Fork American River
The South Fork American River is a major tributary of California’s American River in the Sierra Nevada foothills, renowned for its historical role in the Gold Rush and its popular whitewater rafting runs.
-
C.
Carson River
The Carson River is a significant river in the western United States that flows through eastern California and western Nevada, playing a key role in the region’s ecology, agriculture, and water supply.
-
D.
Humboldt River
The Humboldt River is a major river in northern Nevada that flows westward across the Great Basin, serving as an important historical route and water source in an otherwise arid region.
-
E.
Kings River
Kings River is a major river in California’s Sierra Nevada that carves the deep gorge of Kings Canyon and gives its name to Kings Canyon National Park.
- 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_69a2e7e5c5bc8190a1dc8178218fba40 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2efc214788190a8dff20fec4412e0 |
completed | Feb. 28, 2026, 1:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac2a03fc748190b14d8fe066902c97 |
completed | March 7, 2026, 1:37 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.