Triple
T3686932
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calumet Region |
E78246
|
entity |
| Predicate | containsPort |
P35
|
FINISHED |
| Object |
Indiana Harbor and Ship Canal
Indiana Harbor and Ship Canal is a major industrial waterway in northwest Indiana that serves as a key shipping and steel-production hub on the southern shore of Lake Michigan.
|
E380347
|
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 Harbor and Ship Canal | Statement: [Calumet Region, containsPort, Indiana Harbor and Ship Canal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Indiana Harbor and Ship Canal Context triple: [Calumet Region, containsPort, Indiana Harbor and Ship 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.
Champlain Canal
The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
-
C.
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.
-
D.
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.
-
E.
Corpus Christi Ship Channel
The Corpus Christi Ship Channel is a major deep-draft navigation route on the Texas Gulf Coast that connects the Port of Corpus Christi to the Gulf of Mexico, supporting significant commercial shipping and energy exports.
- 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 Harbor and Ship Canal Triple: [Calumet Region, containsPort, Indiana Harbor and Ship Canal]
Generated description
Indiana Harbor and Ship Canal is a major industrial waterway in northwest Indiana that serves as a key shipping and steel-production hub on the southern shore of Lake Michigan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Indiana Harbor and Ship Canal Target entity description: Indiana Harbor and Ship Canal is a major industrial waterway in northwest Indiana that serves as a key shipping and steel-production hub on the southern shore of Lake Michigan.
-
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.
Champlain Canal
The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
-
C.
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.
-
D.
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.
-
E.
Corpus Christi Ship Channel
The Corpus Christi Ship Channel is a major deep-draft navigation route on the Texas Gulf Coast that connects the Port of Corpus Christi to the Gulf of Mexico, supporting significant commercial shipping and energy exports.
- 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_69ad85e285a081908f8cbfa9e2ed9b75 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc4c7e2bc81909356c8b0ed90feed |
completed | March 8, 2026, 6:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4c3c10f6481908feed99cddc56d47 |
completed | March 14, 2026, 2:11 a.m. |
| NEDg | Description generation | batch_69b4c7bd861c8190a1a7887f6d7fd6de |
completed | March 14, 2026, 2:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4c83085488190a48c6e4786d275e2 |
completed | March 14, 2026, 2:30 a.m. |
Created at: March 8, 2026, 3:26 p.m.