Triple

T781498
Position Surface form Disambiguated ID Type / Status
Subject Tennessee River E16504 entity
Predicate passesThrough P225 FINISHED
Object Gulf Coastal Plain
The Gulf Coastal Plain is a broad, low-lying region of the southern United States characterized by flat to gently rolling terrain, extensive river systems, and proximity to the Gulf of Mexico.
E93419 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: Gulf Coastal Plain | Statement: [Tennessee River, passesThrough, Gulf Coastal Plain]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gulf Coastal Plain
Context triple: [Tennessee River, passesThrough, Gulf Coastal Plain]
  • A. Atlantic coastal plain
    The Atlantic coastal plain is a broad, low-lying region of flat to gently rolling terrain along the eastern seaboard of the United States, historically significant as a core area of early colonial settlement and agriculture.
  • B. North Carolina Coastal Plain
    The North Carolina Coastal Plain is the low-lying eastern region of the state characterized by flat terrain, extensive wetlands, and proximity to the Atlantic Ocean.
  • C. Louisiana Gulf Coast
    The Louisiana Gulf Coast is a low-lying, wetland-rich shoreline along the Gulf of Mexico known for its vital fisheries, oil and gas infrastructure, and vulnerability to hurricanes and coastal erosion.
  • D. Mississippi Gulf Coast
    The Mississippi Gulf Coast is a stretch of shoreline along the Gulf of Mexico known for its sandy beaches, seafood industry, and tourism-centered coastal communities.
  • E. Okeechobee Plain
    The Okeechobee Plain is a low-lying, marshy region surrounding Lake Okeechobee in southern Florida, historically inhabited by the Mayaimi people and characterized by its wetland ecosystems.
  • 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: Gulf Coastal Plain
Triple: [Tennessee River, passesThrough, Gulf Coastal Plain]
Generated description
The Gulf Coastal Plain is a broad, low-lying region of the southern United States characterized by flat to gently rolling terrain, extensive river systems, and proximity to the Gulf of Mexico.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gulf Coastal Plain
Target entity description: The Gulf Coastal Plain is a broad, low-lying region of the southern United States characterized by flat to gently rolling terrain, extensive river systems, and proximity to the Gulf of Mexico.
  • A. Atlantic coastal plain
    The Atlantic coastal plain is a broad, low-lying region of flat to gently rolling terrain along the eastern seaboard of the United States, historically significant as a core area of early colonial settlement and agriculture.
  • B. North Carolina Coastal Plain
    The North Carolina Coastal Plain is the low-lying eastern region of the state characterized by flat terrain, extensive wetlands, and proximity to the Atlantic Ocean.
  • C. Louisiana Gulf Coast
    The Louisiana Gulf Coast is a low-lying, wetland-rich shoreline along the Gulf of Mexico known for its vital fisheries, oil and gas infrastructure, and vulnerability to hurricanes and coastal erosion.
  • D. Mississippi Gulf Coast
    The Mississippi Gulf Coast is a stretch of shoreline along the Gulf of Mexico known for its sandy beaches, seafood industry, and tourism-centered coastal communities.
  • E. Okeechobee Plain
    The Okeechobee Plain is a low-lying, marshy region surrounding Lake Okeechobee in southern Florida, historically inhabited by the Mayaimi people and characterized by its wetland ecosystems.
  • 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_69a4936ad1fc81908f190208059ccf78 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a751ea3481908a622d5255249883 completed March 1, 2026, 8:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69a6787ccafc8190a8d31089f906404b completed March 3, 2026, 5:58 a.m.
NEDg Description generation batch_69a678e7922881909fb8044658ce7865 completed March 3, 2026, 6 a.m.
NED2 Entity disambiguation (via description) batch_69a6794a539081908964bbcb2ad04391 completed March 3, 2026, 6:01 a.m.
Created at: March 1, 2026, 7:37 p.m.