Triple

T1330593
Position Surface form Disambiguated ID Type / Status
Subject Indiana Central Canal (remnant / canal walk) E28634 entity
Predicate partOf P40 FINISHED
Object Indiana Central Canal
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
E151295 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: Indiana Central Canal | Statement: [Indiana Central Canal (remnant / canal walk), partOf, Indiana Central Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Indiana Central Canal
Context triple: [Indiana Central Canal (remnant / canal walk), partOf, Indiana Central Canal]
  • A. Chicago Sanitary and Ship Canal
    The Chicago Sanitary and Ship Canal is a man-made waterway in Illinois that reverses the flow of the Chicago River, diverts wastewater away from Lake Michigan, and serves as a key navigation link between the Great Lakes and the Mississippi River system.
  • B. Illinois Waterway system
    The Illinois Waterway system is a network of rivers, canals, and locks in Illinois that provides a vital navigable link between the Great Lakes and the Mississippi River.
  • C. Delta-Mendota Canal
    The Delta-Mendota Canal is a major irrigation and water conveyance canal in California’s Central Valley that transports water from the Sacramento–San Joaquin Delta to agricultural and urban users in the San Joaquin Valley.
  • D. Great Lakes waterway
    The Great Lakes waterway is a system of natural and artificial channels that enables commercial and recreational navigation between the Great Lakes and the Atlantic Ocean via the Saint Lawrence River.
  • E. St. Louis River
    The St. Louis River is a major river in northeastern Minnesota and northwestern Wisconsin that flows into Lake Superior, forming part of the Duluth–Superior harbor and extensive estuary system.
  • 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: Indiana Central Canal
Triple: [Indiana Central Canal (remnant / canal walk), partOf, Indiana Central Canal]
Generated description
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Indiana Central Canal
Target entity description: The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
  • A. Chicago Sanitary and Ship Canal
    The Chicago Sanitary and Ship Canal is a man-made waterway in Illinois that reverses the flow of the Chicago River, diverts wastewater away from Lake Michigan, and serves as a key navigation link between the Great Lakes and the Mississippi River system.
  • B. Illinois Waterway system
    The Illinois Waterway system is a network of rivers, canals, and locks in Illinois that provides a vital navigable link between the Great Lakes and the Mississippi River.
  • C. Delta-Mendota Canal
    The Delta-Mendota Canal is a major irrigation and water conveyance canal in California’s Central Valley that transports water from the Sacramento–San Joaquin Delta to agricultural and urban users in the San Joaquin Valley.
  • D. Great Lakes waterway
    The Great Lakes waterway is a system of natural and artificial channels that enables commercial and recreational navigation between the Great Lakes and the Atlantic Ocean via the Saint Lawrence River.
  • E. St. Louis River
    The St. Louis River is a major river in northeastern Minnesota and northwestern Wisconsin that flows into Lake Superior, forming part of the Duluth–Superior harbor and extensive estuary system.
  • 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_69a498561a508190a3e1bc137c2b866a completed March 1, 2026, 7:49 p.m.
NER Named-entity recognition batch_69a4c1c449bc8190acb6603a0ddac7fd completed March 1, 2026, 10:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69acbf3593748190be52da4a586d69a5 completed March 8, 2026, 12:13 a.m.
NEDg Description generation batch_69acbfae49d88190988ba80e24e8cc62 completed March 8, 2026, 12:15 a.m.
NED2 Entity disambiguation (via description) batch_69acc08672908190b8f411d1378a890a completed March 8, 2026, 12:19 a.m.
Created at: March 1, 2026, 7:55 p.m.