Triple

T3478723
Position Surface form Disambiguated ID Type / Status
Subject Cal-Sag Channel E73438 entity
Predicate partOf P40 FINISHED
Object Chicago Area Waterway System
The Chicago Area Waterway System is an interconnected network of rivers, canals, and channels in and around Chicago that links the Great Lakes to the Mississippi River system and supports navigation, flood control, and water management.
 E73921 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: Chicago Area Waterway System | Statement: [Cal-Sag Channel, partOf, Chicago Area Waterway System]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago Area Waterway System
Context triple: [Cal-Sag Channel, partOf, Chicago Area Waterway System]
  • A. 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.
  • B. Chicago Harbors system
    The Chicago Harbors system is a network of public harbors and marinas along Chicago’s Lake Michigan shoreline that provides docking, mooring, and boating services.
  • C. 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.
  • D. Chicago River
    The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
  • E. Inland Waterway (Michigan)
    Inland Waterway (Michigan) is a connected chain of rivers and lakes in northern Michigan popular for boating, fishing, and scenic recreation.
  • 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: Chicago Area Waterway System
Triple: [Cal-Sag Channel, partOf, Chicago Area Waterway System]
Generated description
The Chicago Area Waterway System is an interconnected network of rivers, canals, and channels in and around Chicago that links the Great Lakes to the Mississippi River system and supports navigation, flood control, and water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chicago Area Waterway System
Target entity description: The Chicago Area Waterway System is an interconnected network of rivers, canals, and channels in and around Chicago that links the Great Lakes to the Mississippi River system and supports navigation, flood control, and water management.
  • A. Illinois Waterway system chosen
    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.
  • B. Chicago Harbors system
    The Chicago Harbors system is a network of public harbors and marinas along Chicago’s Lake Michigan shoreline that provides docking, mooring, and boating services.
  • C. 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.
  • D. Chicago River
    The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
  • E. Inland Waterway (Michigan)
    Inland Waterway (Michigan) is a connected chain of rivers and lakes in northern Michigan popular for boating, fishing, and scenic recreation.
  • F. None of above.

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_69ad85b3c9b08190857cae74c7f36da9 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adbb5ca73c81908256e3339a3a6f9f completed March 8, 2026, 6:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3681b30b48190918d2821a8383229 completed March 13, 2026, 1:27 a.m.
NEDg Description generation batch_69b368b597bc8190a51aba91164a8db8 completed March 13, 2026, 1:30 a.m.
NED2 Entity disambiguation (via description) batch_69b3696c41808190a30cb55b698da47b completed March 13, 2026, 1:33 a.m.
Created at: March 8, 2026, 3:17 p.m.