Triple
T3786224
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | USGS California Volcano Observatory |
E85536
|
entity |
| Predicate | monitors |
P752
|
FINISHED |
| Object | Lassen Volcanic Center |
E8782
|
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: Lassen Volcanic Center | Statement: [USGS California Volcano Observatory, monitors, Lassen Volcanic Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lassen Volcanic Center Context triple: [USGS California Volcano Observatory, monitors, Lassen Volcanic Center]
-
A.
Lassen Volcanic National Park
chosen
Lassen Volcanic National Park is a U.S. national park in northern California known for its active geothermal features, including fumaroles, hot springs, and the prominent Lassen Peak volcano.
-
B.
Long Valley
Long Valley is a high-elevation basin and recreation area in Southern California’s San Jacinto Mountains, known for its alpine scenery and access via the Palm Springs Aerial Tramway.
-
C.
Lassen Peak
Lassen Peak is a prominent active volcano in Northern California known for its 1914–1921 eruptions and status as one of the southernmost major peaks in the Cascade Range.
-
D.
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.
-
E.
San Francisco volcanic field
The San Francisco volcanic field is a geologically active region in northern Arizona containing hundreds of volcanic features, including cinder cones, lava domes, and the state’s highest peak.
- 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_69aed937fa8881908208ef3801060826 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aee42d2bc88190ab85529fcd1aa20a |
completed | March 9, 2026, 3:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4fb1c90648190a76cee07508a83b9 |
completed | March 14, 2026, 6:07 a.m. |
Created at: March 9, 2026, 3:13 p.m.