Triple
T16727517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Area Waterway System |
E406500
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Calumet-Sag Channel
The Calumet-Sag Channel is a man-made waterway in the Chicago metropolitan area that connects the Calumet River system to the Chicago Sanitary and Ship Canal, serving both navigation and flood-control purposes.
|
E1230670
|
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: Calumet-Sag Channel | Statement: [Chicago Area Waterway System, hasPart, Calumet-Sag Channel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Calumet-Sag Channel Context triple: [Chicago Area Waterway System, hasPart, Calumet-Sag Channel]
-
A.
Cedar Point Channel
Cedar Point Channel is a waterway in northern Ohio that links Sandusky Bay to the waters surrounding the Cedar Point Peninsula near Lake Erie.
-
B.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
-
C.
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.
-
D.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
-
E.
Maumee Bay
Maumee Bay is a shallow embayment of Lake Erie in northwest Ohio, known for its wetlands, wildlife habitat, and recreational areas near the city of Toledo.
- 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: Calumet-Sag Channel Triple: [Chicago Area Waterway System, hasPart, Calumet-Sag Channel]
Generated description
The Calumet-Sag Channel is a man-made waterway in the Chicago metropolitan area that connects the Calumet River system to the Chicago Sanitary and Ship Canal, serving both navigation and flood-control purposes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Calumet-Sag Channel Target entity description: The Calumet-Sag Channel is a man-made waterway in the Chicago metropolitan area that connects the Calumet River system to the Chicago Sanitary and Ship Canal, serving both navigation and flood-control purposes.
-
A.
Cedar Point Channel
Cedar Point Channel is a waterway in northern Ohio that links Sandusky Bay to the waters surrounding the Cedar Point Peninsula near Lake Erie.
-
B.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
-
C.
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.
-
D.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
-
E.
Maumee Bay
Maumee Bay is a shallow embayment of Lake Erie in northwest Ohio, known for its wetlands, wildlife habitat, and recreational areas near the city of Toledo.
- 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_69d8838f242881908abd8bc138795886 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e38748f538819097de1fdee9b42f34 |
completed | April 18, 2026, 1:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a009d4627b8819087bbd3ae85a67dfc |
completed | May 10, 2026, 2:59 p.m. |
| NEDg | Description generation | batch_6a009e1aa6548190b77def9f74d3272a |
completed | May 10, 2026, 3:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a009eb06d6481909914286301f9b4db |
completed | May 10, 2026, 3:05 p.m. |
Created at: April 10, 2026, 5:20 a.m.