Triple

T11713840
Position Surface form Disambiguated ID Type / Status
Subject Casa Diablo power plants E278440 entity
Predicate heatSource P38384 FINISHED
Object Long Valley Caldera geothermal system
The Long Valley Caldera geothermal system is a high-temperature hydrothermal reservoir in eastern California that taps the volcanic heat of the Long Valley Caldera to drive geothermal power generation and support regional geothermal activity.
E278439 NE FINISHED

How this triple was built (4 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: Long Valley Caldera geothermal system | Statement: [Casa Diablo power plants, heatSource, Long Valley Caldera geothermal system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Long Valley Caldera geothermal system
Context triple: [Casa Diablo power plants, heatSource, Long Valley Caldera geothermal system]
  • A. Lassen Volcanic National Park hydrothermal system
    The Lassen Volcanic National Park hydrothermal system is a geothermally active area in northern California characterized by boiling springs, fumaroles, mud pots, and other volcanic features powered by the park’s underlying magma.
  • B. Heber Geothermal Field
    Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
  • C. Devil’s Kitchen geothermal area
    Devil’s Kitchen geothermal area is a hydrothermal region in Lassen Volcanic National Park known for its boiling springs, steaming fumaroles, and bubbling mud pots.
  • D. Casa Diablo geothermal field
    Casa Diablo geothermal field is a geothermal power and hot-spring area near California’s Long Valley Caldera that taps volcanic heat for energy production.
  • E. Hell’s Gate geothermal reserve
    Hell’s Gate geothermal reserve is a dramatic geothermal attraction near Rotorua in New Zealand, known for its boiling mud pools, steaming vents, and other intense volcanic features.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Long Valley Caldera geothermal system
Triple: [Casa Diablo power plants, heatSource, Long Valley Caldera geothermal system]
Generated description
The Long Valley Caldera geothermal system is a high-temperature hydrothermal reservoir in eastern California that taps the volcanic heat of the Long Valley Caldera to drive geothermal power generation and support regional geothermal activity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Long Valley Caldera geothermal system
Target entity description: The Long Valley Caldera geothermal system is a high-temperature hydrothermal reservoir in eastern California that taps the volcanic heat of the Long Valley Caldera to drive geothermal power generation and support regional geothermal activity.
  • A. Lassen Volcanic National Park hydrothermal system
    The Lassen Volcanic National Park hydrothermal system is a geothermally active area in northern California characterized by boiling springs, fumaroles, mud pots, and other volcanic features powered by the park’s underlying magma.
  • B. Heber Geothermal Field
    Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
  • C. Devil’s Kitchen geothermal area
    Devil’s Kitchen geothermal area is a hydrothermal region in Lassen Volcanic National Park known for its boiling springs, steaming fumaroles, and bubbling mud pots.
  • D. Casa Diablo geothermal field chosen
    Casa Diablo geothermal field is a geothermal power and hot-spring area near California’s Long Valley Caldera that taps volcanic heat for energy production.
  • E. Hell’s Gate geothermal reserve
    Hell’s Gate geothermal reserve is a dramatic geothermal attraction near Rotorua in New Zealand, known for its boiling mud pools, steaming vents, and other intense volcanic features.
  • F. None of above.

Provenance (5 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_69d6aaff2ce88190b4a1e4b341ad5377 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4bf54d88190a8e07fbbf8d9e962 completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69f0196916e081908671e79765d03778 completed April 28, 2026, 2:20 a.m.
NEDg Description generation batch_69f0319271788190a105828ae7582668 completed April 28, 2026, 4:03 a.m.
NED2 Entity disambiguation (via description) batch_69f05a44dcb88190a0bb57b0c8fef6b9 completed April 28, 2026, 6:57 a.m.
Created at: April 8, 2026, 9:40 p.m.