Triple

T3486604
Position Surface form Disambiguated ID Type / Status
Subject Aerial Lift Bridge E73621 entity
Predicate crosses P416 FINISHED
Object Duluth Ship Canal
The Duluth Ship Canal is a man-made waterway in Duluth, Minnesota, that provides access between Lake Superior and the Duluth–Superior Harbor for large commercial and recreational vessels.
E361223 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: Duluth Ship Canal | Statement: [Aerial Lift Bridge, crosses, Duluth Ship Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Duluth Ship Canal
Context triple: [Aerial Lift Bridge, crosses, Duluth Ship Canal]
  • A. Sault Ste. Marie Canal
    The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
  • B. Keweenaw Waterway
    The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
  • 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. 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. Erie Canal
    The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
  • 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: Duluth Ship Canal
Triple: [Aerial Lift Bridge, crosses, Duluth Ship Canal]
Generated description
The Duluth Ship Canal is a man-made waterway in Duluth, Minnesota, that provides access between Lake Superior and the Duluth–Superior Harbor for large commercial and recreational vessels.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Duluth Ship Canal
Target entity description: The Duluth Ship Canal is a man-made waterway in Duluth, Minnesota, that provides access between Lake Superior and the Duluth–Superior Harbor for large commercial and recreational vessels.
  • A. Sault Ste. Marie Canal
    The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
  • B. Keweenaw Waterway
    The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
  • 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. 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. Erie Canal
    The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
  • 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_69ad85cca8d4819088494e9f3340fab5 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbb9059f881908f9cbe544365c8df completed March 8, 2026, 6:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69b368248f9c81908a1905a705e57c53 completed March 13, 2026, 1:28 a.m.
NEDg Description generation batch_69b36a2231008190820b0c50ad2d661a completed March 13, 2026, 1:36 a.m.
NED2 Entity disambiguation (via description) batch_69b36a8dae1481908b10a966ebcf89b2 completed March 13, 2026, 1:38 a.m.
Created at: March 8, 2026, 3:18 p.m.