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.