Triple

T225259
Position Surface form Disambiguated ID Type / Status
Subject Indianapolis E4300 entity
Predicate hasCanal P35 FINISHED
Object Indiana Central Canal (remnant / canal walk)
The Indiana Central Canal (remnant / canal walk) is a historic waterway segment in downtown Indianapolis that has been redeveloped into a popular urban promenade featuring trails, public art, and waterfront attractions.
 E28634 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 (remnant / canal walk) | Statement: [Indianapolis, hasCanal, Indiana Central Canal (remnant / canal walk)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Indiana Central Canal (remnant / canal walk)
Context triple: [Indianapolis, hasCanal, Indiana Central Canal (remnant / canal walk)]
  • A. Hannibal Riverfront
    Hannibal Riverfront is a historic waterfront district along the Mississippi River in Hannibal, Missouri, known for its scenic views, riverboat excursions, and connections to Mark Twain–themed attractions.
  • B. Naperville Riverwalk
    Naperville Riverwalk is a scenic urban park and pedestrian pathway along the DuPage River in downtown Naperville, Illinois, known for its brick walkways, fountains, and recreational spaces.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. Coen Tunnel (via connected waterways)
    The Coen Tunnel is a major road tunnel in Amsterdam that facilitates traffic flow beneath the waterways connecting the IJ Bay with the city’s western districts.
  • E. Eno River State Park
    Eno River State Park is a scenic natural area in North Carolina known for its wooded trails, riverfront landscapes, and opportunities for hiking, fishing, and paddling.
  • 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 (remnant / canal walk)
Triple: [Indianapolis, hasCanal, Indiana Central Canal (remnant / canal walk)]
Generated description
The Indiana Central Canal (remnant / canal walk) is a historic waterway segment in downtown Indianapolis that has been redeveloped into a popular urban promenade featuring trails, public art, and waterfront attractions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Indiana Central Canal (remnant / canal walk)
Target entity description: The Indiana Central Canal (remnant / canal walk) is a historic waterway segment in downtown Indianapolis that has been redeveloped into a popular urban promenade featuring trails, public art, and waterfront attractions.
  • A. Hannibal Riverfront
    Hannibal Riverfront is a historic waterfront district along the Mississippi River in Hannibal, Missouri, known for its scenic views, riverboat excursions, and connections to Mark Twain–themed attractions.
  • B. Naperville Riverwalk
    Naperville Riverwalk is a scenic urban park and pedestrian pathway along the DuPage River in downtown Naperville, Illinois, known for its brick walkways, fountains, and recreational spaces.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. Coen Tunnel (via connected waterways)
    The Coen Tunnel is a major road tunnel in Amsterdam that facilitates traffic flow beneath the waterways connecting the IJ Bay with the city’s western districts.
  • E. Eno River State Park
    Eno River State Park is a scenic natural area in North Carolina known for its wooded trails, riverfront landscapes, and opportunities for hiking, fishing, and paddling.
  • 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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c8c0b8881908016161568c0cbfb completed Feb. 28, 2026, 3:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69a35277532c8190ab2815c63a564e33 completed Feb. 28, 2026, 8:39 p.m.
NEDg Description generation batch_69a3547eeef88190923f3d7b46e11d7e completed Feb. 28, 2026, 8:47 p.m.
NED2 Entity disambiguation (via description) batch_69a354f267ac8190ace99e80f7c24d45 completed Feb. 28, 2026, 8:49 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.