Triple
T1065084
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hurricane Katrina |
E22990
|
entity |
| Predicate | notableInfrastructureFailureLocation |
P7849
|
FINISHED |
| Object |
New Orleans levee system
The New Orleans levee system is a network of floodwalls, levees, and related flood-control structures designed to protect the low-lying city from storm surges and Mississippi River flooding.
|
E123952
|
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: New Orleans levee system | Statement: [Hurricane Katrina, notableInfrastructureFailureLocation, New Orleans levee system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Orleans levee system Context triple: [Hurricane Katrina, notableInfrastructureFailureLocation, New Orleans levee system]
-
A.
Houston Ship Channel
The Houston Ship Channel is a major industrial waterway in Texas that connects the Port of Houston to the Gulf of Mexico and serves as a critical hub for petrochemical shipping and commerce.
-
B.
Port of Mobile
The Port of Mobile is a major deep-water seaport in Alabama that serves as a key hub for international trade, shipping, and transportation infrastructure in the southeastern United States.
-
C.
Metairie, Louisiana, United States
Metairie, Louisiana, United States is a suburban community in the New Orleans metropolitan area, known as the birthplace of comedian and television host Ellen DeGeneres.
-
D.
Bay St. Louis, Mississippi
Bay St. Louis, Mississippi is a small Gulf Coast city known for its historic downtown, waterfront setting, and proximity to NASA’s Stennis Space Center.
-
E.
Mississippi River Delta region
The Mississippi River Delta region is a vast alluvial plain in the lower Mississippi Valley known for its rich agricultural land, distinctive blues and Southern cultural heritage, and historical significance in the development of the American South.
- 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: New Orleans levee system Triple: [Hurricane Katrina, notableInfrastructureFailureLocation, New Orleans levee system]
Generated description
The New Orleans levee system is a network of floodwalls, levees, and related flood-control structures designed to protect the low-lying city from storm surges and Mississippi River flooding.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New Orleans levee system Target entity description: The New Orleans levee system is a network of floodwalls, levees, and related flood-control structures designed to protect the low-lying city from storm surges and Mississippi River flooding.
-
A.
Houston Ship Channel
The Houston Ship Channel is a major industrial waterway in Texas that connects the Port of Houston to the Gulf of Mexico and serves as a critical hub for petrochemical shipping and commerce.
-
B.
Port of Mobile
The Port of Mobile is a major deep-water seaport in Alabama that serves as a key hub for international trade, shipping, and transportation infrastructure in the southeastern United States.
-
C.
Metairie, Louisiana, United States
Metairie, Louisiana, United States is a suburban community in the New Orleans metropolitan area, known as the birthplace of comedian and television host Ellen DeGeneres.
-
D.
Bay St. Louis, Mississippi
Bay St. Louis, Mississippi is a small Gulf Coast city known for its historic downtown, waterfront setting, and proximity to NASA’s Stennis Space Center.
-
E.
Mississippi River Delta region
The Mississippi River Delta region is a vast alluvial plain in the lower Mississippi Valley known for its rich agricultural land, distinctive blues and Southern cultural heritage, and historical significance in the development of the American South.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: notableInfrastructureFailureLocation Context triple: [Hurricane Katrina, notableInfrastructureFailureLocation, New Orleans levee system]
-
A.
notableInfrastructureFailure
Indicates that a significant piece of infrastructure has failed or malfunctioned in a way that disrupts its normal operation or intended service.
-
B.
significantInfrastructure
Indicates that an entity constitutes an important or critical piece of infrastructure within a system, network, or region.
-
C.
notableLocation
Indicates that a location is especially significant, prominent, or noteworthy in relation to the subject.
-
D.
isSiteOf
chosen
Indicates that a location or place serves as the setting or host for a particular event, activity, or feature.
-
E.
bombingLocation
Indicates the place where a bombing event occurs or is carried out.
- 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_69a493dada0481909c43649f9843ea91 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b90f91248190ace1534a51b82bdd |
completed | March 1, 2026, 10:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac42a336388190a6d18fda8a7a151d |
completed | March 7, 2026, 3:22 p.m. |
| NEDg | Description generation | batch_69ac43f306e48190b94f16749f5ba0d1 |
completed | March 7, 2026, 3:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac44467c9c8190a82ea8158add468a |
completed | March 7, 2026, 3:29 p.m. |
| PD | Predicate disambiguation | batch_69a4b7359eb881909c868a558861cc18 |
completed | March 1, 2026, 10:01 p.m. |
Created at: March 1, 2026, 7:42 p.m.