Triple
T1561658
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | American River |
E33336
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object |
Nimbus Dam
Nimbus Dam is a concrete gravity dam on the American River in California that forms Lake Natoma and helps regulate water flow, provide hydroelectric power, and support regional water supply and recreation.
|
E186071
|
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: Nimbus Dam | Statement: [American River, hasDam, Nimbus Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nimbus Dam Context triple: [American River, hasDam, Nimbus Dam]
-
A.
Norris Dam
Norris Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in eastern Tennessee, notable as TVA’s first major dam project and a key component of regional flood control and power generation.
-
B.
Denison Dam
Denison Dam is a large earthen dam on the Red River between Texas and Oklahoma, built for flood control, hydroelectric power generation, and water supply.
-
C.
Melton Hill Dam
Melton Hill Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in East Tennessee, forming Melton Hill Lake and providing power generation, recreation, and flood control for the Knoxville area.
-
D.
Croton Dam
Croton Dam is a historic masonry dam on New York’s Croton River that was a key early source of drinking water for New York City and is now a notable landmark within Old Croton Aqueduct State Historic Park.
-
E.
Derby Dam
Derby Dam is an early 20th-century diversion dam on Nevada’s Truckee River, built as part of the Newlands Reclamation Project to supply irrigation water to nearby agricultural lands.
- 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: Nimbus Dam Triple: [American River, hasDam, Nimbus Dam]
Generated description
Nimbus Dam is a concrete gravity dam on the American River in California that forms Lake Natoma and helps regulate water flow, provide hydroelectric power, and support regional water supply and recreation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nimbus Dam Target entity description: Nimbus Dam is a concrete gravity dam on the American River in California that forms Lake Natoma and helps regulate water flow, provide hydroelectric power, and support regional water supply and recreation.
-
A.
Norris Dam
Norris Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in eastern Tennessee, notable as TVA’s first major dam project and a key component of regional flood control and power generation.
-
B.
Denison Dam
Denison Dam is a large earthen dam on the Red River between Texas and Oklahoma, built for flood control, hydroelectric power generation, and water supply.
-
C.
Melton Hill Dam
Melton Hill Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in East Tennessee, forming Melton Hill Lake and providing power generation, recreation, and flood control for the Knoxville area.
-
D.
Croton Dam
Croton Dam is a historic masonry dam on New York’s Croton River that was a key early source of drinking water for New York City and is now a notable landmark within Old Croton Aqueduct State Historic Park.
-
E.
Derby Dam
Derby Dam is an early 20th-century diversion dam on Nevada’s Truckee River, built as part of the Newlands Reclamation Project to supply irrigation water to nearby agricultural lands.
- F. None of above. chosen
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_69a885ef9cf48190b0af0f5ce3d02231 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9088710a881909a1226e4b54311b8 |
completed | March 5, 2026, 4:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad608813548190b156fb9470ed3239 |
completed | March 8, 2026, 11:42 a.m. |
| NEDg | Description generation | batch_69ad61bdb07c8190b0bd0c2298e9d2b5 |
completed | March 8, 2026, 11:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad622acf5881908add72069bd2f060 |
completed | March 8, 2026, 11:48 a.m. |
Created at: March 4, 2026, 7:27 p.m.