Triple
T298332
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Pacific Railroad historic route |
E6141
|
entity |
| Predicate | passesThrough |
P225
|
FINISHED |
| Object | Sierra Nevada snow belt |
E7385
|
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: Sierra Nevada snow belt | Statement: [Central Pacific Railroad historic route, passesThrough, Sierra Nevada snow belt]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sierra Nevada snow belt Context triple: [Central Pacific Railroad historic route, passesThrough, Sierra Nevada snow belt]
-
A.
Sierra Nevada foothills
The Sierra Nevada foothills are the lower-elevation, rolling western slopes of California’s Sierra Nevada mountain range, characterized by oak woodlands, grasslands, and river canyons, and long inhabited by Indigenous peoples.
-
B.
Sierra Nevada
Sierra Nevada is a major mountain range in the western United States known for its dramatic granite peaks, extensive forests, and iconic natural landmarks such as Yosemite National Park and Lake Tahoe.
-
C.
Sierra Nevada passes
chosen
Sierra Nevada passes are the mountain routes that traverse California’s Sierra Nevada range, providing key transportation corridors through its rugged terrain.
-
D.
Eastern Sierra
The Eastern Sierra is a scenic region along the eastern flank of California’s Sierra Nevada, known for its dramatic mountain landscapes, alpine lakes, and outdoor recreation opportunities.
-
E.
Shasta Cascade region
The Shasta Cascade region is a scenic, largely rural area of northeastern California known for its volcanic peaks, forests, lakes, and outdoor recreation opportunities.
- 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_69a2e79114b081909490b3bf5a5dbb51 |
completed | Feb. 28, 2026, 1:03 p.m. |
| NER | Named-entity recognition | batch_69a2e9e3acc08190a35746f2de7e30f0 |
completed | Feb. 28, 2026, 1:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4034a3e248190853d58b4f27d1d74 |
completed | March 1, 2026, 9:13 a.m. |
Created at: Feb. 28, 2026, 1:06 p.m.