Triple
T16645935
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | I-380 bridge over Iowa River |
E404469
|
entity |
| Predicate | locatedInWaterbodyBasin |
P18951
|
FINISHED |
| Object |
Iowa River basin
The Iowa River basin is the drainage area encompassing the Iowa River and its tributaries in the U.S. state of Iowa, playing a key role in the region’s hydrology, agriculture, and flood dynamics.
|
E1226411
|
NE FINISHED |
How this triple was built (5 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 River basin | Statement: [I-380 bridge over Iowa River, locatedInWaterbodyBasin, Iowa River basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iowa River basin Context triple: [I-380 bridge over Iowa River, locatedInWaterbodyBasin, Iowa River basin]
-
A.
Rock River basin
The Rock River basin is the watershed region in the Upper Midwest of the United States that collects and channels water flowing into the Rock River and its tributaries.
-
B.
Yazoo River basin
The Yazoo River basin is a major drainage area in northwestern Mississippi that collects waters from the Yazoo River and its tributaries before they flow into the Mississippi River.
-
C.
Iowa River valley
The Iowa River valley is a fertile river corridor in eastern Iowa characterized by its agricultural landscapes, small towns, and floodplain ecosystems shaped by the Iowa River.
-
D.
Iowa River
The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
-
E.
Iller basin
Iller basin is the drainage area in southern Germany and parts of Austria that collects all the surface water flowing into the Iller River, a tributary of the Danube.
- 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: Iowa River basin Triple: [I-380 bridge over Iowa River, locatedInWaterbodyBasin, Iowa River basin]
Generated description
The Iowa River basin is the drainage area encompassing the Iowa River and its tributaries in the U.S. state of Iowa, playing a key role in the region’s hydrology, agriculture, and flood dynamics.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Iowa River basin Target entity description: The Iowa River basin is the drainage area encompassing the Iowa River and its tributaries in the U.S. state of Iowa, playing a key role in the region’s hydrology, agriculture, and flood dynamics.
-
A.
Rock River basin
The Rock River basin is the watershed region in the Upper Midwest of the United States that collects and channels water flowing into the Rock River and its tributaries.
-
B.
Yazoo River basin
The Yazoo River basin is a major drainage area in northwestern Mississippi that collects waters from the Yazoo River and its tributaries before they flow into the Mississippi River.
-
C.
Iowa River valley
The Iowa River valley is a fertile river corridor in eastern Iowa characterized by its agricultural landscapes, small towns, and floodplain ecosystems shaped by the Iowa River.
-
D.
Iowa River
The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
-
E.
Iller basin
Iller basin is the drainage area in southern Germany and parts of Austria that collects all the surface water flowing into the Iller River, a tributary of the Danube.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: locatedInWaterbodyBasin Context triple: [I-380 bridge over Iowa River, locatedInWaterbodyBasin, Iowa River basin]
-
A.
locatedInWaterBodyType
Indicates that an entity is situated within or on a body of water of a specified type (e.g., lake, river, ocean).
-
B.
locatedOnWaterbody
Indicates that an entity is situated on or directly adjacent to a specified body of water.
-
C.
locatedInBasin
chosen
Indicates that one geographical or hydrological feature lies within the drainage or catchment area of a specified basin.
-
D.
locatedInBodyOfWater
Indicates that an entity is situated within or on the surface of a specific body of water.
-
E.
isInlandWaterBodyOf
Indicates that one water body is an inland (non-oceanic) water feature that is geographically part of, contained within, or associated with another entity.
- F. None of above.
Provenance (6 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_69d8838a41f08190b0c3f79c47df5078 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37ad59540819093765b7a67320f72 |
completed | April 18, 2026, 12:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0084bf0900819092db11456eb8e1c0 |
completed | May 10, 2026, 1:14 p.m. |
| NEDg | Description generation | batch_6a00862fe04481908bc114001357aea9 |
completed | May 10, 2026, 1:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00879d9f948190bdf40ff7be2505ff |
completed | May 10, 2026, 1:26 p.m. |
| PD | Predicate disambiguation | batch_69e296af2f88819092c9ffee4a65d7dd |
completed | April 17, 2026, 8:23 p.m. |
Created at: April 10, 2026, 5:18 a.m.