Triple
T16874570
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Iowa Falls |
E421264
|
entity |
| Predicate | hasRiverFeature |
P1094
|
FINISHED |
| Object | Iowa Falls dam |
—
|
NE NERFINISHED |
How this triple was built (3 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: Iowa Falls dam | Statement: [Iowa Falls, hasRiverFeature, Iowa Falls dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iowa Falls dam Context triple: [Iowa Falls, hasRiverFeature, Iowa Falls dam]
-
A.
Coralville Dam
Coralville Dam is a flood-control and recreational dam on the Iowa River in Iowa, known for exposing the nearby Devonian Fossil Gorge after major flood events.
-
B.
Chippewa Falls Dam
Chippewa Falls Dam is a hydroelectric dam on the Chippewa River in Wisconsin that helps generate power and regulate water flow in the region.
-
C.
Cedar River dam
Cedar River Dam is a river dam located on the Cedar River in Waverly, Iowa, used primarily for water management and recreation.
-
D.
Post Falls Dam
Post Falls Dam is a hydroelectric dam on the Spokane River in northern Idaho that helps generate power and regulate water levels in the region.
-
E.
Coon Rapids Dam
Coon Rapids Dam is a historic hydroelectric dam and regional park feature spanning the Mississippi River in Coon Rapids, Minnesota.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Iowa Falls dam Target entity description: The Iowa Falls dam is a hydroelectric and flood-control structure on the Iowa River in Iowa Falls, Iowa.
-
A.
Coralville Dam
Coralville Dam is a flood-control and recreational dam on the Iowa River in Iowa, known for exposing the nearby Devonian Fossil Gorge after major flood events.
-
B.
Chippewa Falls Dam
Chippewa Falls Dam is a hydroelectric dam on the Chippewa River in Wisconsin that helps generate power and regulate water flow in the region.
-
C.
Cedar River dam
Cedar River Dam is a river dam located on the Cedar River in Waverly, Iowa, used primarily for water management and recreation.
-
D.
Post Falls Dam
Post Falls Dam is a hydroelectric dam on the Spokane River in northern Idaho that helps generate power and regulate water levels in the region.
-
E.
Coon Rapids Dam
Coon Rapids Dam is a historic hydroelectric dam and regional park feature spanning the Mississippi River in Coon Rapids, Minnesota.
- F. None of above. chosen
Provenance (2 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_69d889d470fc8190b4aec199636c0c56 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e3b7f5290481909e0fd0af30935fcd |
completed | April 18, 2026, 4:57 p.m. |
Created at: April 10, 2026, 5:29 a.m.