Triple
T1582281
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lassen Peak |
E33791
|
entity |
| Predicate | monitoredBy |
P752
|
FINISHED |
| Object | USGS California Volcano Observatory |
E85536
|
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: USGS California Volcano Observatory | Statement: [Lassen Peak, monitoredBy, USGS California Volcano Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: USGS California Volcano Observatory Context triple: [Lassen Peak, monitoredBy, USGS California Volcano Observatory]
-
A.
USGS California Volcano Observatory
chosen
The USGS California Volcano Observatory is a United States Geological Survey center responsible for monitoring and studying volcanic activity in California to assess hazards and support public safety and emergency planning.
-
B.
USGS Cascades Volcano Observatory
The USGS Cascades Volcano Observatory is a United States Geological Survey research and monitoring center focused on studying and tracking volcanic activity in the Cascade Range and surrounding regions.
-
C.
Geological Survey of California
The Geological Survey of California was a pioneering 19th-century scientific survey that systematically studied and mapped California’s geology, mineral resources, and natural history under state sponsorship.
-
D.
Hawaiian Volcano Observatory
The Hawaiian Volcano Observatory is a U.S. Geological Survey facility responsible for monitoring and researching volcanic activity in Hawaii, including major volcanoes such as Mauna Loa and Kīlauea.
-
E.
Long Valley Caldera
Long Valley Caldera is a large volcanic depression in eastern California known for its geothermal activity, seismic unrest, and proximity to the Sierra Nevada and Mammoth Lakes.
- 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_69a885f27a4c8190a4622252cdf54c00 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a908ef80a48190bd5a8e51c65e5588 |
completed | March 5, 2026, 4:39 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad403355f4819084a560226a190b8a |
completed | March 8, 2026, 9:24 a.m. |
Created at: March 4, 2026, 7:27 p.m.